210316665

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{4297}}^1$

素因数の和:4569

約数の個数: 32

約数和(自身を含む): 363920256

約数和(自身を除く): 153603591

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 251, 753, 1255, 3263, 3765, 4297, 9789, 12891, 16315, 21485, 48945, 55861, 64455, 167583, 279305, 837915, 1078547, 3235641, 5392735, 14021111, 16178205, 42063333, 70105555, 210316665]

約数ペア:

[(1, 210316665), (3, 70105555), (5, 42063333), (13, 16178205), (15, 14021111), (39, 5392735), (65, 3235641), (195, 1078547), (251, 837915), (753, 279305), (1255, 167583), (3263, 64455), (3765, 55861), (4297, 48945), (9789, 21485), (12891, 16315)]