1221700081

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{23977}}^1$

素因数の和:24264

約数の個数: 16

約数和(自身を含む): 1450189440

約数和(自身を除く): 228489359

約数列:

[1, 7, 29, 203, 251, 1757, 7279, 23977, 50953, 167839, 695333, 4867331, 6018227, 42127589, 174528583, 1221700081]

約数ペア:

[(1, 1221700081), (7, 174528583), (29, 42127589), (203, 6018227), (251, 4867331), (1757, 695333), (7279, 167839), (23977, 50953)]