289755310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131111}}^1$

素因数の和:131148

約数の個数: 32

約数和(自身を含む): 594724032

約数和(自身を除く): 304968722

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 131111, 262222, 655555, 1311110, 1704443, 2228887, 3408886, 4457774, 8522215, 11144435, 17044430, 22288870, 28975531, 57951062, 144877655, 289755310]

約数ペア:

[(1, 289755310), (2, 144877655), (5, 57951062), (10, 28975531), (13, 22288870), (17, 17044430), (26, 11144435), (34, 8522215), (65, 4457774), (85, 3408886), (130, 2228887), (170, 1704443), (221, 1311110), (442, 655555), (1105, 262222), (2210, 131111)]