128416930

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{442817}}^1$

素因数の和:442853

約数の個数: 16

約数和(自身を含む): 239121720

約数和(自身を除く): 110704790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 442817, 885634, 2214085, 4428170, 12841693, 25683386, 64208465, 128416930]

約数ペア:

[(1, 128416930), (2, 64208465), (5, 25683386), (10, 12841693), (29, 4428170), (58, 2214085), (145, 885634), (290, 442817)]