15839865

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2687}}^1$

素因数の和:2829

約数の個数: 24

約数和(自身を含む): 27675648

約数和(自身を除く): 11835783

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 2687, 5895, 8061, 13435, 24183, 40305, 120915, 351997, 1055991, 1759985, 3167973, 5279955, 15839865]

約数ペア:

[(1, 15839865), (3, 5279955), (5, 3167973), (9, 1759985), (15, 1055991), (45, 351997), (131, 120915), (393, 40305), (655, 24183), (1179, 13435), (1965, 8061), (2687, 5895)]