221775003

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{73999}}^1$

素因数の和:74048

約数の個数: 20

約数和(自身を含む): 340252000

約数和(自身を除く): 118476997

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 73999, 221997, 665991, 1997973, 2737963, 5993919, 8213889, 24641667, 73925001, 221775003]

約数ペア:

[(1, 221775003), (3, 73925001), (9, 24641667), (27, 8213889), (37, 5993919), (81, 2737963), (111, 1997973), (333, 665991), (999, 221997), (2997, 73999)]