889959838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{123229}}^1$

素因数の和:123411

約数の個数: 16

約数和(自身を含む): 1401864480

約数和(自身を除く): 511904642

約数列:

[1, 2, 23, 46, 157, 314, 3611, 7222, 123229, 246458, 2834267, 5668534, 19346953, 38693906, 444979919, 889959838]

約数ペア:

[(1, 889959838), (2, 444979919), (23, 38693906), (46, 19346953), (157, 5668534), (314, 2834267), (3611, 246458), (7222, 123229)]