129263428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{148921}}^1$

素因数の和:148963

約数の個数: 24

約数和(自身を含む): 266868224

約数和(自身を除く): 137604796

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 148921, 297842, 595684, 1042447, 2084894, 4169788, 4616551, 9233102, 18466204, 32315857, 64631714, 129263428]

約数ペア:

[(1, 129263428), (2, 64631714), (4, 32315857), (7, 18466204), (14, 9233102), (28, 4616551), (31, 4169788), (62, 2084894), (124, 1042447), (217, 595684), (434, 297842), (868, 148921)]