979999405

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2545453}}^1$

素因数の和:2545476

約数の個数: 16

約数和(自身を含む): 1466181504

約数和(自身を除く): 486182099

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 2545453, 12727265, 17818171, 27999983, 89090855, 139999915, 195999881, 979999405]

約数ペア:

[(1, 979999405), (5, 195999881), (7, 139999915), (11, 89090855), (35, 27999983), (55, 17818171), (77, 12727265), (385, 2545453)]