87289251

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{78427}}^1$

素因数の和:78490

約数の個数: 16

約数和(自身を含む): 135523584

約数和(自身を除く): 48234333

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 78427, 235281, 548989, 1646967, 4156631, 12469893, 29096417, 87289251]

約数ペア:

[(1, 87289251), (3, 29096417), (7, 12469893), (21, 4156631), (53, 1646967), (159, 548989), (371, 235281), (1113, 78427)]