317440984

素因数分解:

$2^3\times 7^1\times {\mathrm{557}}^1\times {\mathrm{10177}}^1$

素因数の和:10747

約数の個数: 32

約数和(自身を含む): 681518880

約数和(自身を除く): 364077896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 557, 1114, 2228, 3899, 4456, 7798, 10177, 15596, 20354, 31192, 40708, 71239, 81416, 142478, 284956, 569912, 5668589, 11337178, 22674356, 39680123, 45348712, 79360246, 158720492, 317440984]

約数ペア:

[(1, 317440984), (2, 158720492), (4, 79360246), (7, 45348712), (8, 39680123), (14, 22674356), (28, 11337178), (56, 5668589), (557, 569912), (1114, 284956), (2228, 142478), (3899, 81416), (4456, 71239), (7798, 40708), (10177, 31192), (15596, 20354)]