426779816

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{18517}}^1$

素因数の和:18633

約数の個数: 32

約数和(自身を含む): 831087840

約数和(自身を除く): 404308024

約数列:

[1, 2, 4, 8, 43, 67, 86, 134, 172, 268, 344, 536, 2881, 5762, 11524, 18517, 23048, 37034, 74068, 148136, 796231, 1240639, 1592462, 2481278, 3184924, 4962556, 6369848, 9925112, 53347477, 106694954, 213389908, 426779816]

約数ペア:

[(1, 426779816), (2, 213389908), (4, 106694954), (8, 53347477), (43, 9925112), (67, 6369848), (86, 4962556), (134, 3184924), (172, 2481278), (268, 1592462), (344, 1240639), (536, 796231), (2881, 148136), (5762, 74068), (11524, 37034), (18517, 23048)]