1887271490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{853969}}^1$

素因数の和:854006

約数の個数: 32

約数和(自身を含む): 3873607920

約数和(自身を除く): 1986336430

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 853969, 1707938, 4269845, 8539690, 11101597, 14517473, 22203194, 29034946, 55507985, 72587365, 111015970, 145174730, 188727149, 377454298, 943635745, 1887271490]

約数ペア:

[(1, 1887271490), (2, 943635745), (5, 377454298), (10, 188727149), (13, 145174730), (17, 111015970), (26, 72587365), (34, 55507985), (65, 29034946), (85, 22203194), (130, 14517473), (170, 11101597), (221, 8539690), (442, 4269845), (1105, 1707938), (2210, 853969)]