1215812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 2323776

約数和(自身を除く): 1107964

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 227, 412, 454, 908, 1339, 2678, 2951, 5356, 5902, 11804, 23381, 46762, 93524, 303953, 607906, 1215812]

約数ペア:

[(1, 1215812), (2, 607906), (4, 303953), (13, 93524), (26, 46762), (52, 23381), (103, 11804), (206, 5902), (227, 5356), (412, 2951), (454, 2678), (908, 1339)]