71223992

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8101}}^1$

素因数の和:8271

約数の個数: 32

約数和(自身を含む): 153613920

約数和(自身を除く): 82389928

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 8101, 8792, 16202, 32404, 56707, 64808, 113414, 226828, 453656, 1271857, 2543714, 5087428, 8902999, 10174856, 17805998, 35611996, 71223992]

約数ペア:

[(1, 71223992), (2, 35611996), (4, 17805998), (7, 10174856), (8, 8902999), (14, 5087428), (28, 2543714), (56, 1271857), (157, 453656), (314, 226828), (628, 113414), (1099, 64808), (1256, 56707), (2198, 32404), (4396, 16202), (8101, 8792)]