140414428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6421}}^1$

素因数の和:6514

約数の個数: 48

約数和(自身を含む): 310722048

約数和(自身を除く): 170307620

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 5467, 6421, 10934, 12842, 21868, 25684, 44947, 70631, 89894, 141262, 179788, 282524, 455891, 494417, 911782, 988834, 1823564, 1977668, 3191237, 5014801, 6382474, 10029602, 12764948, 20059204, 35103607, 70207214, 140414428]

約数ペア:

[(1, 140414428), (2, 70207214), (4, 35103607), (7, 20059204), (11, 12764948), (14, 10029602), (22, 6382474), (28, 5014801), (44, 3191237), (71, 1977668), (77, 1823564), (142, 988834), (154, 911782), (284, 494417), (308, 455891), (497, 282524), (781, 179788), (994, 141262), (1562, 89894), (1988, 70631), (3124, 44947), (5467, 25684), (6421, 21868), (10934, 12842)]