211688435

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2711}}^1$

素因数の和:2843

約数の個数: 32

約数和(自身を含む): 306173952

約数和(自身を除く): 94485517

約数列:

[1, 5, 7, 23, 35, 97, 115, 161, 485, 679, 805, 2231, 2711, 3395, 11155, 13555, 15617, 18977, 62353, 78085, 94885, 262967, 311765, 436471, 1314835, 1840769, 2182355, 6048241, 9203845, 30241205, 42337687, 211688435]

約数ペア:

[(1, 211688435), (5, 42337687), (7, 30241205), (23, 9203845), (35, 6048241), (97, 2182355), (115, 1840769), (161, 1314835), (485, 436471), (679, 311765), (805, 262967), (2231, 94885), (2711, 78085), (3395, 62353), (11155, 18977), (13555, 15617)]