90145107

素因数分解:

$3^2\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 145541760

約数和(自身を除く): 55396653

約数列:

[1, 3, 9, 13, 39, 47, 97, 117, 141, 169, 291, 423, 507, 611, 873, 1261, 1521, 1833, 2197, 3783, 4559, 5499, 6591, 7943, 11349, 13677, 16393, 19773, 23829, 41031, 49179, 59267, 71487, 103259, 147537, 177801, 213109, 309777, 533403, 639327, 770471, 929331, 1917981, 2311413, 6934239, 10016123, 30048369, 90145107]

約数ペア:

[(1, 90145107), (3, 30048369), (9, 10016123), (13, 6934239), (39, 2311413), (47, 1917981), (97, 929331), (117, 770471), (141, 639327), (169, 533403), (291, 309777), (423, 213109), (507, 177801), (611, 147537), (873, 103259), (1261, 71487), (1521, 59267), (1833, 49179), (2197, 41031), (3783, 23829), (4559, 19773), (5499, 16393), (6591, 13677), (7943, 11349)]