40865006

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7243}}^1$

素因数の和:7296

約数の個数: 32

約数和(自身を含む): 77887488

約数和(自身を除く): 37022482

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 7243, 14486, 50701, 94159, 101402, 188318, 224533, 449066, 659113, 1318226, 1571731, 2918929, 3143462, 5837858, 20432503, 40865006]

約数ペア:

[(1, 40865006), (2, 20432503), (7, 5837858), (13, 3143462), (14, 2918929), (26, 1571731), (31, 1318226), (62, 659113), (91, 449066), (182, 224533), (217, 188318), (403, 101402), (434, 94159), (806, 50701), (2821, 14486), (5642, 7243)]