648064046

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{10639}}^1$

素因数の和:10896

約数の個数: 32

約数和(自身を含む): 1174656000

約数和(自身を除く): 526591954

約数列:

[1, 2, 7, 14, 19, 38, 133, 229, 266, 458, 1603, 3206, 4351, 8702, 10639, 21278, 30457, 60914, 74473, 148946, 202141, 404282, 1414987, 2436331, 2829974, 4872662, 17054317, 34108634, 46290289, 92580578, 324032023, 648064046]

約数ペア:

[(1, 648064046), (2, 324032023), (7, 92580578), (14, 46290289), (19, 34108634), (38, 17054317), (133, 4872662), (229, 2829974), (266, 2436331), (458, 1414987), (1603, 404282), (3206, 202141), (4351, 148946), (8702, 74473), (10639, 60914), (21278, 30457)]