254517198

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{653}}^1$

素因数の和:953

約数の個数: 64

約数和(自身を含む): 580124160

約数和(自身を除く): 325606962

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 263, 494, 526, 653, 741, 789, 1306, 1482, 1578, 1959, 3419, 3918, 4997, 6838, 8489, 9994, 10257, 12407, 14991, 16978, 20514, 24814, 25467, 29982, 37221, 50934, 64961, 74442, 129922, 161291, 171739, 194883, 322582, 343478, 389766, 483873, 515217, 967746, 1030434, 2232607, 3263041, 4465214, 6526082, 6697821, 9789123, 13395642, 19578246, 42419533, 84839066, 127258599, 254517198]

約数ペア:

[(1, 254517198), (2, 127258599), (3, 84839066), (6, 42419533), (13, 19578246), (19, 13395642), (26, 9789123), (38, 6697821), (39, 6526082), (57, 4465214), (78, 3263041), (114, 2232607), (247, 1030434), (263, 967746), (494, 515217), (526, 483873), (653, 389766), (741, 343478), (789, 322582), (1306, 194883), (1482, 171739), (1578, 161291), (1959, 129922), (3419, 74442), (3918, 64961), (4997, 50934), (6838, 37221), (8489, 29982), (9994, 25467), (10257, 24814), (12407, 20514), (14991, 16978)]