639816

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 1632960

約数和(自身を除く): 993144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 503, 636, 1006, 1272, 1509, 2012, 3018, 4024, 6036, 12072, 26659, 53318, 79977, 106636, 159954, 213272, 319908, 639816]

約数ペア:

[(1, 639816), (2, 319908), (3, 213272), (4, 159954), (6, 106636), (8, 79977), (12, 53318), (24, 26659), (53, 12072), (106, 6036), (159, 4024), (212, 3018), (318, 2012), (424, 1509), (503, 1272), (636, 1006)]