209700904

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101207}}^1$

素因数の和:101257

約数の個数: 32

約数和(自身を含む): 461508480

約数和(自身を除く): 251807576

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 101207, 202414, 404828, 708449, 809656, 1416898, 2833796, 3744659, 5667592, 7489318, 14978636, 26212613, 29957272, 52425226, 104850452, 209700904]

約数ペア:

[(1, 209700904), (2, 104850452), (4, 52425226), (7, 29957272), (8, 26212613), (14, 14978636), (28, 7489318), (37, 5667592), (56, 3744659), (74, 2833796), (148, 1416898), (259, 809656), (296, 708449), (518, 404828), (1036, 202414), (2072, 101207)]