15289665

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 25546752

約数和(自身を除く): 10257087

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 251, 393, 465, 655, 753, 1255, 1965, 3765, 4061, 7781, 12183, 20305, 23343, 32881, 38905, 60915, 98643, 116715, 164405, 493215, 1019311, 3057933, 5096555, 15289665]

約数ペア:

[(1, 15289665), (3, 5096555), (5, 3057933), (15, 1019311), (31, 493215), (93, 164405), (131, 116715), (155, 98643), (251, 60915), (393, 38905), (465, 32881), (655, 23343), (753, 20305), (1255, 12183), (1965, 7781), (3765, 4061)]