408069207

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 806682240

約数和(自身を除く): 398613033

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 49, 51, 53, 63, 79, 91, 117, 119, 147, 153, 159, 221, 237, 273, 357, 371, 441, 477, 553, 637, 663, 689, 711, 819, 833, 901, 1027, 1071, 1113, 1343, 1547, 1659, 1911, 1989, 2067, 2499, 2597, 2703, 3081, 3339, 3871, 4029, 4187, 4641, 4823, 4977, 5733, 6201, 6307, 7189, 7497, 7791, 8109, 9243, 9401, 10829, 11613, 11713, 12087, 12561, 13923, 14469, 17459, 18921, 21567, 23373, 28203, 29309, 32487, 33761, 34839, 35139, 37683, 43407, 44149, 50323, 52377, 54431, 56763, 64701, 65807, 71179, 81991, 84609, 87927, 97461, 101283, 105417, 122213, 132447, 150969, 157131, 163293, 197421, 205163, 213537, 245973, 263781, 303849, 366639, 381017, 397341, 452907, 489879, 498253, 573937, 592263, 615489, 640611, 737919, 855491, 925327, 1099917, 1143051, 1494759, 1721811, 1846467, 2566473, 2667119, 2775981, 3429153, 3487771, 4484277, 5165433, 6477289, 7699419, 8001357, 8327943, 10463313, 19431867, 24004071, 31389939, 45341023, 58295601, 136023069, 408069207]

約数ペア:

[(1, 408069207), (3, 136023069), (7, 58295601), (9, 45341023), (13, 31389939), (17, 24004071), (21, 19431867), (39, 10463313), (49, 8327943), (51, 8001357), (53, 7699419), (63, 6477289), (79, 5165433), (91, 4484277), (117, 3487771), (119, 3429153), (147, 2775981), (153, 2667119), (159, 2566473), (221, 1846467), (237, 1721811), (273, 1494759), (357, 1143051), (371, 1099917), (441, 925327), (477, 855491), (553, 737919), (637, 640611), (663, 615489), (689, 592263), (711, 573937), (819, 498253), (833, 489879), (901, 452907), (1027, 397341), (1071, 381017), (1113, 366639), (1343, 303849), (1547, 263781), (1659, 245973), (1911, 213537), (1989, 205163), (2067, 197421), (2499, 163293), (2597, 157131), (2703, 150969), (3081, 132447), (3339, 122213), (3871, 105417), (4029, 101283), (4187, 97461), (4641, 87927), (4823, 84609), (4977, 81991), (5733, 71179), (6201, 65807), (6307, 64701), (7189, 56763), (7497, 54431), (7791, 52377), (8109, 50323), (9243, 44149), (9401, 43407), (10829, 37683), (11613, 35139), (11713, 34839), (12087, 33761), (12561, 32487), (13923, 29309), (14469, 28203), (17459, 23373), (18921, 21567)]