2210895

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 40

約数和(自身を含む): 4077216

約数和(自身を除く): 1866321

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 103, 135, 159, 265, 309, 405, 477, 515, 795, 927, 1431, 1545, 2385, 2781, 4293, 4635, 5459, 7155, 8343, 13905, 16377, 21465, 27295, 41715, 49131, 81885, 147393, 245655, 442179, 736965, 2210895]

約数ペア:

[(1, 2210895), (3, 736965), (5, 442179), (9, 245655), (15, 147393), (27, 81885), (45, 49131), (53, 41715), (81, 27295), (103, 21465), (135, 16377), (159, 13905), (265, 8343), (309, 7155), (405, 5459), (477, 4635), (515, 4293), (795, 2781), (927, 2385), (1431, 1545)]