209419938

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2243}}^1$

素因数の和:2293

約数の個数: 128

約数和(自身を含む): 603187200

約数和(自身を除く): 393767262

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 54, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 189, 234, 247, 266, 273, 342, 351, 378, 399, 494, 513, 546, 702, 741, 798, 819, 1026, 1197, 1482, 1638, 1729, 2223, 2243, 2394, 2457, 3458, 3591, 4446, 4486, 4914, 5187, 6669, 6729, 7182, 10374, 13338, 13458, 15561, 15701, 20187, 29159, 31122, 31402, 40374, 42617, 46683, 47103, 58318, 60561, 85234, 87477, 93366, 94206, 121122, 127851, 141309, 174954, 204113, 255702, 262431, 282618, 298319, 383553, 408226, 423927, 524862, 554021, 596638, 612339, 767106, 787293, 847854, 894957, 1108042, 1150659, 1224678, 1574586, 1662063, 1789914, 1837017, 2301318, 2684871, 3324126, 3674034, 3878147, 4986189, 5369742, 5511051, 7756294, 8054613, 9972378, 11022102, 11634441, 14958567, 16109226, 23268882, 29917134, 34903323, 69806646, 104709969, 209419938]

約数ペア:

[(1, 209419938), (2, 104709969), (3, 69806646), (6, 34903323), (7, 29917134), (9, 23268882), (13, 16109226), (14, 14958567), (18, 11634441), (19, 11022102), (21, 9972378), (26, 8054613), (27, 7756294), (38, 5511051), (39, 5369742), (42, 4986189), (54, 3878147), (57, 3674034), (63, 3324126), (78, 2684871), (91, 2301318), (114, 1837017), (117, 1789914), (126, 1662063), (133, 1574586), (171, 1224678), (182, 1150659), (189, 1108042), (234, 894957), (247, 847854), (266, 787293), (273, 767106), (342, 612339), (351, 596638), (378, 554021), (399, 524862), (494, 423927), (513, 408226), (546, 383553), (702, 298319), (741, 282618), (798, 262431), (819, 255702), (1026, 204113), (1197, 174954), (1482, 141309), (1638, 127851), (1729, 121122), (2223, 94206), (2243, 93366), (2394, 87477), (2457, 85234), (3458, 60561), (3591, 58318), (4446, 47103), (4486, 46683), (4914, 42617), (5187, 40374), (6669, 31402), (6729, 31122), (7182, 29159), (10374, 20187), (13338, 15701), (13458, 15561)]