170216123

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{431}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 222953472

約数和(自身を除く): 52737349

約数列:

[1, 7, 11, 23, 77, 161, 223, 253, 431, 1561, 1771, 2453, 3017, 4741, 5129, 9913, 17171, 33187, 35903, 56419, 69391, 96113, 109043, 394933, 672791, 763301, 1057243, 2210599, 7400701, 15474193, 24316589, 170216123]

約数ペア:

[(1, 170216123), (7, 24316589), (11, 15474193), (23, 7400701), (77, 2210599), (161, 1057243), (223, 763301), (253, 672791), (431, 394933), (1561, 109043), (1771, 96113), (2453, 69391), (3017, 56419), (4741, 35903), (5129, 33187), (9913, 17171)]