1223523549

素因数分解:

$3^4\times {\mathrm{499}}^1\times {\mathrm{30271}}^1$

素因数の和:30782

約数の個数: 20

約数和(自身を含む): 1831456000

約数和(自身を除く): 607932451

約数列:

[1, 3, 9, 27, 81, 499, 1497, 4491, 13473, 30271, 40419, 90813, 272439, 817317, 2451951, 15105229, 45315687, 135947061, 407841183, 1223523549]

約数ペア:

[(1, 1223523549), (3, 407841183), (9, 135947061), (27, 45315687), (81, 15105229), (499, 2451951), (1497, 817317), (4491, 272439), (13473, 90813), (30271, 40419)]