81081270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{300301}}^1$

素因数の和:300317

約数の個数: 32

約数和(自身を含む): 216217440

約数和(自身を除く): 135136170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 300301, 600602, 900903, 1501505, 1801806, 2702709, 3003010, 4504515, 5405418, 8108127, 9009030, 13513545, 16216254, 27027090, 40540635, 81081270]

約数ペア:

[(1, 81081270), (2, 40540635), (3, 27027090), (5, 16216254), (6, 13513545), (9, 9009030), (10, 8108127), (15, 5405418), (18, 4504515), (27, 3003010), (30, 2702709), (45, 1801806), (54, 1501505), (90, 900903), (135, 600602), (270, 300301)]