1213440128

素因数分解:

$2^7\times {\mathrm{9480001}}^1$

素因数の和:9480015

約数の個数: 16

約数和(自身を含む): 2417400510

約数和(自身を除く): 1203960382

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 9480001, 18960002, 37920004, 75840008, 151680016, 303360032, 606720064, 1213440128]

約数ペア:

[(1, 1213440128), (2, 606720064), (4, 303360032), (8, 151680016), (16, 75840008), (32, 37920004), (64, 18960002), (128, 9480001)]