64027815

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{829}}^1$

素因数の和:1127

約数の個数: 32

約数和(自身を含む): 108364800

約数和(自身を除く): 44336985

約数列:

[1, 3, 5, 15, 19, 57, 95, 271, 285, 813, 829, 1355, 2487, 4065, 4145, 5149, 12435, 15447, 15751, 25745, 47253, 77235, 78755, 224659, 236265, 673977, 1123295, 3369885, 4268521, 12805563, 21342605, 64027815]

約数ペア:

[(1, 64027815), (3, 21342605), (5, 12805563), (15, 4268521), (19, 3369885), (57, 1123295), (95, 673977), (271, 236265), (285, 224659), (813, 78755), (829, 77235), (1355, 47253), (2487, 25745), (4065, 15751), (4145, 15447), (5149, 12435)]