205992974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 364262400

約数和(自身を除く): 158269426

約数列:

[1, 2, 11, 22, 29, 58, 61, 67, 79, 122, 134, 158, 319, 638, 671, 737, 869, 1342, 1474, 1738, 1769, 1943, 2291, 3538, 3886, 4087, 4582, 4819, 5293, 8174, 9638, 10586, 19459, 21373, 25201, 38918, 42746, 44957, 50402, 53009, 58223, 89914, 106018, 116446, 118523, 139751, 153497, 237046, 279502, 306994, 322873, 645746, 1303753, 1537261, 1688467, 2607506, 3074522, 3376934, 3551603, 7103206, 9363317, 18726634, 102996487, 205992974]

約数ペア:

[(1, 205992974), (2, 102996487), (11, 18726634), (22, 9363317), (29, 7103206), (58, 3551603), (61, 3376934), (67, 3074522), (79, 2607506), (122, 1688467), (134, 1537261), (158, 1303753), (319, 645746), (638, 322873), (671, 306994), (737, 279502), (869, 237046), (1342, 153497), (1474, 139751), (1738, 118523), (1769, 116446), (1943, 106018), (2291, 89914), (3538, 58223), (3886, 53009), (4087, 50402), (4582, 44957), (4819, 42746), (5293, 38918), (8174, 25201), (9638, 21373), (10586, 19459)]