311915714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1\times {\mathrm{541}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 519799680

約数和(自身を除く): 207883966

約数列:

[1, 2, 11, 22, 73, 146, 359, 541, 718, 803, 1082, 1606, 3949, 5951, 7898, 11902, 26207, 39493, 52414, 78986, 194219, 288277, 388438, 434423, 576554, 868846, 2136409, 4272818, 14177987, 28355974, 155957857, 311915714]

約数ペア:

[(1, 311915714), (2, 155957857), (11, 28355974), (22, 14177987), (73, 4272818), (146, 2136409), (359, 868846), (541, 576554), (718, 434423), (803, 388438), (1082, 288277), (1606, 194219), (3949, 78986), (5951, 52414), (7898, 39493), (11902, 26207)]