156075417

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{9781}}^1$

素因数の和:9990

約数の個数: 20

約数和(自身を含む): 234357156

約数和(自身を除く): 78281739

約数列:

[1, 3, 9, 27, 81, 197, 591, 1773, 5319, 9781, 15957, 29343, 88029, 264087, 792261, 1926857, 5780571, 17341713, 52025139, 156075417]

約数ペア:

[(1, 156075417), (3, 52025139), (9, 17341713), (27, 5780571), (81, 1926857), (197, 792261), (591, 264087), (1773, 88029), (5319, 29343), (9781, 15957)]