1243136768128

素因数分解:

$2^7\times {\mathrm{251}}^1\times {\mathrm{38693251}}^1$

素因数の和:38693516

約数の個数: 32

約数和(自身を含む): 2486428373520

約数和(自身を除く): 1243291605392

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 251, 502, 1004, 2008, 4016, 8032, 16064, 32128, 38693251, 77386502, 154773004, 309546008, 619092016, 1238184032, 2476368064, 4952736128, 9712006001, 19424012002, 38848024004, 77696048008, 155392096016, 310784192032, 621568384064, 1243136768128]

約数ペア:

[(1, 1243136768128), (2, 621568384064), (4, 310784192032), (8, 155392096016), (16, 77696048008), (32, 38848024004), (64, 19424012002), (128, 9712006001), (251, 4952736128), (502, 2476368064), (1004, 1238184032), (2008, 619092016), (4016, 309546008), (8032, 154773004), (16064, 77386502), (32128, 38693251)]