289497670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{375971}}^1$

素因数の和:375996

約数の個数: 32

約数和(自身を含む): 649679616

約数和(自身を除く): 360181946

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 375971, 751942, 1879855, 2631797, 3759710, 4135681, 5263594, 8271362, 13158985, 20678405, 26317970, 28949767, 41356810, 57899534, 144748835, 289497670]

約数ペア:

[(1, 289497670), (2, 144748835), (5, 57899534), (7, 41356810), (10, 28949767), (11, 26317970), (14, 20678405), (22, 13158985), (35, 8271362), (55, 5263594), (70, 4135681), (77, 3759710), (110, 2631797), (154, 1879855), (385, 751942), (770, 375971)]