3956558888

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1489}}^1$

素因数の和:1770

約数の個数: 64

約数和(自身を含む): 7827148800

約数和(自身を除く): 3870589912

約数列:

[1, 2, 4, 8, 37, 47, 74, 94, 148, 188, 191, 296, 376, 382, 764, 1489, 1528, 1739, 2978, 3478, 5956, 6956, 7067, 8977, 11912, 13912, 14134, 17954, 28268, 35908, 55093, 56536, 69983, 71816, 110186, 139966, 220372, 279932, 284399, 332149, 440744, 559864, 568798, 664298, 1137596, 1328596, 2275192, 2589371, 2657192, 5178742, 10357484, 10522763, 13366753, 20714968, 21045526, 26733506, 42091052, 53467012, 84182104, 106934024, 494569861, 989139722, 1978279444, 3956558888]

約数ペア:

[(1, 3956558888), (2, 1978279444), (4, 989139722), (8, 494569861), (37, 106934024), (47, 84182104), (74, 53467012), (94, 42091052), (148, 26733506), (188, 21045526), (191, 20714968), (296, 13366753), (376, 10522763), (382, 10357484), (764, 5178742), (1489, 2657192), (1528, 2589371), (1739, 2275192), (2978, 1328596), (3478, 1137596), (5956, 664298), (6956, 568798), (7067, 559864), (8977, 440744), (11912, 332149), (13912, 284399), (14134, 279932), (17954, 220372), (28268, 139966), (35908, 110186), (55093, 71816), (56536, 69983)]