645076972

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{571}}^1\times {\mathrm{4787}}^1$

素因数の和:5421

約数の個数: 24

約数和(自身を含む): 1150269120

約数和(自身を除く): 505192148

約数列:

[1, 2, 4, 59, 118, 236, 571, 1142, 2284, 4787, 9574, 19148, 33689, 67378, 134756, 282433, 564866, 1129732, 2733377, 5466754, 10933508, 161269243, 322538486, 645076972]

約数ペア:

[(1, 645076972), (2, 322538486), (4, 161269243), (59, 10933508), (118, 5466754), (236, 2733377), (571, 1129732), (1142, 564866), (2284, 282433), (4787, 134756), (9574, 67378), (19148, 33689)]