156730545

素因数分解:

$3^4\times 5^1\times {\mathrm{386989}}^1$

素因数の和:387006

約数の個数: 20

約数和(自身を含む): 280954740

約数和(自身を除く): 124224195

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 386989, 1160967, 1934945, 3482901, 5804835, 10448703, 17414505, 31346109, 52243515, 156730545]

約数ペア:

[(1, 156730545), (3, 52243515), (5, 31346109), (9, 17414505), (15, 10448703), (27, 5804835), (45, 3482901), (81, 1934945), (135, 1160967), (405, 386989)]