40643209

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 44478720

約数和(自身を除く): 3835511

約数列:

[1, 17, 53, 79, 571, 901, 1343, 4187, 9707, 30263, 45109, 71179, 514471, 766853, 2390777, 40643209]

約数ペア:

[(1, 40643209), (17, 2390777), (53, 766853), (79, 514471), (571, 71179), (901, 45109), (1343, 30263), (4187, 9707)]