81115671

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7247}}^1$

素因数の和:7311

約数の個数: 32

約数和(自身を含む): 136378368

約数和(自身を除く): 55262697

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 7247, 11193, 21741, 50729, 94211, 152187, 282633, 297127, 659477, 891381, 1978431, 2079889, 3862651, 6239667, 11587953, 27038557, 81115671]

約数ペア:

[(1, 81115671), (3, 27038557), (7, 11587953), (13, 6239667), (21, 3862651), (39, 2079889), (41, 1978431), (91, 891381), (123, 659477), (273, 297127), (287, 282633), (533, 152187), (861, 94211), (1599, 50729), (3731, 21741), (7247, 11193)]