72876572

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{641}}^1\times {\mathrm{661}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 130901232

約数和(自身を除く): 58024660

約数列:

[1, 2, 4, 43, 86, 172, 641, 661, 1282, 1322, 2564, 2644, 27563, 28423, 55126, 56846, 110252, 113692, 423701, 847402, 1694804, 18219143, 36438286, 72876572]

約数ペア:

[(1, 72876572), (2, 36438286), (4, 18219143), (43, 1694804), (86, 847402), (172, 423701), (641, 113692), (661, 110252), (1282, 56846), (1322, 55126), (2564, 28423), (2644, 27563)]