201397905

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73369}}^1$

素因数の和:73441

約数の個数: 24

約数和(自身を含む): 354817320

約数和(自身を除く): 153419415

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 73369, 220107, 366845, 660321, 1100535, 3301605, 4475509, 13426527, 22377545, 40279581, 67132635, 201397905]

約数ペア:

[(1, 201397905), (3, 67132635), (5, 40279581), (9, 22377545), (15, 13426527), (45, 4475509), (61, 3301605), (183, 1100535), (305, 660321), (549, 366845), (915, 220107), (2745, 73369)]