1280996822

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{11399}}^1$

素因数の和:11780

約数の個数: 32

約数和(自身を含む): 2298240000

約数和(自身を除く): 1017243178

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 349, 698, 2443, 4886, 8027, 11399, 16054, 22798, 56189, 79793, 112378, 159586, 262177, 524354, 1835239, 3670478, 3978251, 7956502, 27847757, 55695514, 91499773, 182999546, 640498411, 1280996822]

約数ペア:

[(1, 1280996822), (2, 640498411), (7, 182999546), (14, 91499773), (23, 55695514), (46, 27847757), (161, 7956502), (322, 3978251), (349, 3670478), (698, 1835239), (2443, 524354), (4886, 262177), (8027, 159586), (11399, 112378), (16054, 79793), (22798, 56189)]