389715304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{39191}}^1$

素因数の和:39321

約数の個数: 32

約数和(自身を含む): 804219840

約数和(自身を除く): 414504536

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 113, 226, 452, 904, 1243, 2486, 4972, 9944, 39191, 78382, 156764, 313528, 431101, 862202, 1724404, 3448808, 4428583, 8857166, 17714332, 35428664, 48714413, 97428826, 194857652, 389715304]

約数ペア:

[(1, 389715304), (2, 194857652), (4, 97428826), (8, 48714413), (11, 35428664), (22, 17714332), (44, 8857166), (88, 4428583), (113, 3448808), (226, 1724404), (452, 862202), (904, 431101), (1243, 313528), (2486, 156764), (4972, 78382), (9944, 39191)]