7889252

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 16665600

約数和(自身を除く): 8776348

約数列:

[1, 2, 4, 7, 14, 28, 31, 61, 62, 122, 124, 149, 217, 244, 298, 427, 434, 596, 854, 868, 1043, 1708, 1891, 2086, 3782, 4172, 4619, 7564, 9089, 9238, 13237, 18178, 18476, 26474, 32333, 36356, 52948, 63623, 64666, 127246, 129332, 254492, 281759, 563518, 1127036, 1972313, 3944626, 7889252]

約数ペア:

[(1, 7889252), (2, 3944626), (4, 1972313), (7, 1127036), (14, 563518), (28, 281759), (31, 254492), (61, 129332), (62, 127246), (122, 64666), (124, 63623), (149, 52948), (217, 36356), (244, 32333), (298, 26474), (427, 18476), (434, 18178), (596, 13237), (854, 9238), (868, 9089), (1043, 7564), (1708, 4619), (1891, 4172), (2086, 3782)]