157216904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{3947}}^1$

素因数の和:4349

約数の個数: 32

約数和(自身を含む): 318366720

約数和(自身を除く): 161149816

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 383, 766, 1532, 3064, 3947, 4979, 7894, 9958, 15788, 19916, 31576, 39832, 51311, 102622, 205244, 410488, 1511701, 3023402, 6046804, 12093608, 19652113, 39304226, 78608452, 157216904]

約数ペア:

[(1, 157216904), (2, 78608452), (4, 39304226), (8, 19652113), (13, 12093608), (26, 6046804), (52, 3023402), (104, 1511701), (383, 410488), (766, 205244), (1532, 102622), (3064, 51311), (3947, 39832), (4979, 31576), (7894, 19916), (9958, 15788)]