1215707778

素因数分解:

$2^1\times 3^4\times {\mathrm{7504369}}^1$

素因数の和:7504383

約数の個数: 20

約数和(自身を含む): 2724086310

約数和(自身を除く): 1508378532

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 7504369, 15008738, 22513107, 45026214, 67539321, 135078642, 202617963, 405235926, 607853889, 1215707778]

約数ペア:

[(1, 1215707778), (2, 607853889), (3, 405235926), (6, 202617963), (9, 135078642), (18, 67539321), (27, 45026214), (54, 22513107), (81, 15008738), (162, 7504369)]