1657156670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{554233}}^1$

素因数の和:554276

約数の個数: 32

約数和(自身を含む): 3352007232

約数和(自身を除く): 1694850562

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 554233, 1108466, 2771165, 5542330, 7205029, 12747359, 14410058, 25494718, 36025145, 63736795, 72050290, 127473590, 165715667, 331431334, 828578335, 1657156670]

約数ペア:

[(1, 1657156670), (2, 828578335), (5, 331431334), (10, 165715667), (13, 127473590), (23, 72050290), (26, 63736795), (46, 36025145), (65, 25494718), (115, 14410058), (130, 12747359), (230, 7205029), (299, 5542330), (598, 2771165), (1495, 1108466), (2990, 554233)]