289375376

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{441121}}^1$

素因数の和:441170

約数の個数: 20

約数和(自身を含む): 574340844

約数和(自身を除く): 284965468

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 441121, 882242, 1764484, 3528968, 7057936, 18085961, 36171922, 72343844, 144687688, 289375376]

約数ペア:

[(1, 289375376), (2, 144687688), (4, 72343844), (8, 36171922), (16, 18085961), (41, 7057936), (82, 3528968), (164, 1764484), (328, 882242), (656, 441121)]