71219265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9871}}^1$

素因数の和:9929

約数の個数: 32

約数和(自身を含む): 126045696

約数和(自身を除く): 54826431

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 9871, 29613, 49355, 128323, 148065, 365227, 384969, 641615, 1095681, 1826135, 1924845, 4747951, 5478405, 14243853, 23739755, 71219265]

約数ペア:

[(1, 71219265), (3, 23739755), (5, 14243853), (13, 5478405), (15, 4747951), (37, 1924845), (39, 1826135), (65, 1095681), (111, 641615), (185, 384969), (195, 365227), (481, 148065), (555, 128323), (1443, 49355), (2405, 29613), (7215, 9871)]