424687617

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{887}}^1$

素因数の和:1179

約数の個数: 40

約数和(自身を含む): 665318016

約数和(自身を除く): 240630399

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 257, 621, 771, 887, 1863, 2313, 2661, 5911, 6939, 7983, 17733, 20401, 20817, 23949, 53199, 61203, 71847, 159597, 183609, 227959, 478791, 550827, 683877, 1652481, 2051631, 5243057, 6154893, 15729171, 18464679, 47187513, 141562539, 424687617]

約数ペア:

[(1, 424687617), (3, 141562539), (9, 47187513), (23, 18464679), (27, 15729171), (69, 6154893), (81, 5243057), (207, 2051631), (257, 1652481), (621, 683877), (771, 550827), (887, 478791), (1863, 227959), (2313, 183609), (2661, 159597), (5911, 71847), (6939, 61203), (7983, 53199), (17733, 23949), (20401, 20817)]