86394854

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20639}}^1$

素因数の和:20684

約数の個数: 32

約数和(自身を含む): 166440960

約数和(自身を除く): 80046106

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 20639, 41278, 144473, 268307, 288946, 474697, 536614, 949394, 1878149, 3322879, 3756298, 6171061, 6645758, 12342122, 43197427, 86394854]

約数ペア:

[(1, 86394854), (2, 43197427), (7, 12342122), (13, 6645758), (14, 6171061), (23, 3756298), (26, 3322879), (46, 1878149), (91, 949394), (161, 536614), (182, 474697), (299, 288946), (322, 268307), (598, 144473), (2093, 41278), (4186, 20639)]