1861036255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{359}}^1\times {\mathrm{461}}^1$

素因数の和:1011

約数の個数: 32

約数和(自身を含む): 2430933120

約数和(自身を除く): 569896865

約数列:

[1, 5, 13, 65, 173, 359, 461, 865, 1795, 2249, 2305, 4667, 5993, 11245, 23335, 29965, 62107, 79753, 165499, 310535, 398765, 807391, 827495, 1036789, 2151487, 4036955, 5183945, 10757435, 28631327, 143156635, 372207251, 1861036255]

約数ペア:

[(1, 1861036255), (5, 372207251), (13, 143156635), (65, 28631327), (173, 10757435), (359, 5183945), (461, 4036955), (865, 2151487), (1795, 1036789), (2249, 827495), (2305, 807391), (4667, 398765), (5993, 310535), (11245, 165499), (23335, 79753), (29965, 62107)]