138975993

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{691}}^1$

素因数の和:907

約数の個数: 40

約数和(自身を含む): 225071616

約数和(自身を除く): 86095623

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 191, 351, 573, 691, 1053, 1719, 2073, 2483, 5157, 6219, 7449, 8983, 15471, 18657, 22347, 26949, 55971, 67041, 80847, 131981, 201123, 242541, 395943, 727623, 1187829, 1715753, 3563487, 5147259, 10690461, 15441777, 46325331, 138975993]

約数ペア:

[(1, 138975993), (3, 46325331), (9, 15441777), (13, 10690461), (27, 5147259), (39, 3563487), (81, 1715753), (117, 1187829), (191, 727623), (351, 395943), (573, 242541), (691, 201123), (1053, 131981), (1719, 80847), (2073, 67041), (2483, 55971), (5157, 26949), (6219, 22347), (7449, 18657), (8983, 15471)]