85414905

素因数分解:

$3^4\times 5^1\times {\mathrm{210901}}^1$

素因数の和:210918

約数の個数: 20

約数和(自身を含む): 153114852

約数和(自身を除く): 67699947

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 210901, 632703, 1054505, 1898109, 3163515, 5694327, 9490545, 17082981, 28471635, 85414905]

約数ペア:

[(1, 85414905), (3, 28471635), (5, 17082981), (9, 9490545), (15, 5694327), (27, 3163515), (45, 1898109), (81, 1054505), (135, 632703), (405, 210901)]