66803128

素因数分解:

$2^3\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1453}}^1$

素因数の和:2287

約数の個数: 32

約数和(自身を含む): 143422560

約数和(自身を除く): 76619432

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 821, 1453, 1642, 2906, 3284, 5747, 5812, 6568, 10171, 11494, 11624, 20342, 22988, 40684, 45976, 81368, 1192913, 2385826, 4771652, 8350391, 9543304, 16700782, 33401564, 66803128]

約数ペア:

[(1, 66803128), (2, 33401564), (4, 16700782), (7, 9543304), (8, 8350391), (14, 4771652), (28, 2385826), (56, 1192913), (821, 81368), (1453, 45976), (1642, 40684), (2906, 22988), (3284, 20342), (5747, 11624), (5812, 11494), (6568, 10171)]