239719428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{26959}}^1$

素因数の和:27001

約数の個数: 72

約数和(自身を含む): 686940800

約数和(自身を除く): 447221372

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 26959, 53918, 80877, 107836, 161754, 242631, 323508, 350467, 485262, 512221, 700934, 970524, 1024442, 1051401, 1401868, 1536663, 2048884, 2102802, 3073326, 3154203, 4205604, 4609989, 6146652, 6308406, 6658873, 9219978, 12616812, 13317746, 18439956, 19976619, 26635492, 39953238, 59929857, 79906476, 119859714, 239719428]

約数ペア:

[(1, 239719428), (2, 119859714), (3, 79906476), (4, 59929857), (6, 39953238), (9, 26635492), (12, 19976619), (13, 18439956), (18, 13317746), (19, 12616812), (26, 9219978), (36, 6658873), (38, 6308406), (39, 6146652), (52, 4609989), (57, 4205604), (76, 3154203), (78, 3073326), (114, 2102802), (117, 2048884), (156, 1536663), (171, 1401868), (228, 1051401), (234, 1024442), (247, 970524), (342, 700934), (468, 512221), (494, 485262), (684, 350467), (741, 323508), (988, 242631), (1482, 161754), (2223, 107836), (2964, 80877), (4446, 53918), (8892, 26959)]