138917746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{937}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 238267008

約数和(自身を除く): 99349262

約数列:

[1, 2, 11, 22, 23, 46, 253, 293, 506, 586, 937, 1874, 3223, 6446, 6739, 10307, 13478, 20614, 21551, 43102, 74129, 148258, 237061, 274541, 474122, 549082, 3019951, 6039902, 6314443, 12628886, 69458873, 138917746]

約数ペア:

[(1, 138917746), (2, 69458873), (11, 12628886), (22, 6314443), (23, 6039902), (46, 3019951), (253, 549082), (293, 474122), (506, 274541), (586, 237061), (937, 148258), (1874, 74129), (3223, 43102), (6446, 21551), (6739, 20614), (10307, 13478)]