686052108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1217}}^1\times {\mathrm{2237}}^1$

素因数の和:3471

約数の個数: 72

約数和(自身を含む): 1984443552

約数和(自身を除く): 1298391444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1217, 2237, 2434, 3651, 4474, 4868, 6711, 7302, 8519, 8948, 10953, 13422, 14604, 15659, 17038, 20133, 21906, 25557, 26844, 31318, 34076, 40266, 43812, 46977, 51114, 62636, 76671, 80532, 93954, 102228, 140931, 153342, 187908, 281862, 306684, 563724, 2722429, 5444858, 8167287, 10889716, 16334574, 19057003, 24501861, 32669148, 38114006, 49003722, 57171009, 76228012, 98007444, 114342018, 171513027, 228684036, 343026054, 686052108]

約数ペア:

[(1, 686052108), (2, 343026054), (3, 228684036), (4, 171513027), (6, 114342018), (7, 98007444), (9, 76228012), (12, 57171009), (14, 49003722), (18, 38114006), (21, 32669148), (28, 24501861), (36, 19057003), (42, 16334574), (63, 10889716), (84, 8167287), (126, 5444858), (252, 2722429), (1217, 563724), (2237, 306684), (2434, 281862), (3651, 187908), (4474, 153342), (4868, 140931), (6711, 102228), (7302, 93954), (8519, 80532), (8948, 76671), (10953, 62636), (13422, 51114), (14604, 46977), (15659, 43812), (17038, 40266), (20133, 34076), (21906, 31318), (25557, 26844)]