51019227

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 80

約数和(自身を含む): 94786560

約数和(自身を除く): 43767333

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 67, 79, 81, 119, 153, 189, 201, 237, 357, 459, 469, 553, 567, 603, 711, 1071, 1139, 1343, 1377, 1407, 1659, 1809, 2133, 3213, 3417, 4029, 4221, 4977, 5293, 5427, 6399, 7973, 9401, 9639, 10251, 12087, 12663, 14931, 15879, 23919, 28203, 30753, 36261, 37051, 37989, 44793, 47637, 71757, 84609, 89981, 92259, 108783, 111153, 142911, 215271, 253827, 269943, 333459, 428733, 629867, 645813, 761481, 809829, 1000377, 1889601, 2429487, 3001131, 5668803, 7288461, 17006409, 51019227]

約数ペア:

[(1, 51019227), (3, 17006409), (7, 7288461), (9, 5668803), (17, 3001131), (21, 2429487), (27, 1889601), (51, 1000377), (63, 809829), (67, 761481), (79, 645813), (81, 629867), (119, 428733), (153, 333459), (189, 269943), (201, 253827), (237, 215271), (357, 142911), (459, 111153), (469, 108783), (553, 92259), (567, 89981), (603, 84609), (711, 71757), (1071, 47637), (1139, 44793), (1343, 37989), (1377, 37051), (1407, 36261), (1659, 30753), (1809, 28203), (2133, 23919), (3213, 15879), (3417, 14931), (4029, 12663), (4221, 12087), (4977, 10251), (5293, 9639), (5427, 9401), (6399, 7973)]