668166303

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{64019}}^1$

素因数の和:64107

約数の個数: 24

約数和(自身を含む): 1050952320

約数和(自身を除く): 382786017

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 10437, 64019, 192057, 448133, 1344399, 3136931, 4545349, 9410793, 13636047, 31817443, 95452329, 222722101, 668166303]

約数ペア:

[(1, 668166303), (3, 222722101), (7, 95452329), (21, 31817443), (49, 13636047), (71, 9410793), (147, 4545349), (213, 3136931), (497, 1344399), (1491, 448133), (3479, 192057), (10437, 64019)]