28120135681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6781}}^1\times {\mathrm{12161}}^1$

素因数の和:18984

約数の個数: 16

約数和(自身を含む): 31673350656

約数和(自身を除く): 3553214975

約数列:

[1, 11, 31, 341, 6781, 12161, 74591, 133771, 210211, 376991, 2312321, 4146901, 82463741, 907101151, 2556375971, 28120135681]

約数ペア:

[(1, 28120135681), (11, 2556375971), (31, 907101151), (341, 82463741), (6781, 4146901), (12161, 2312321), (74591, 376991), (133771, 210211)]