2020397715

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2137987}}^1$

素因数の和:2138008

約数の個数: 32

約数和(自身を含む): 4104936960

約数和(自身を除く): 2084539245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2137987, 6413961, 10689935, 14965909, 19241883, 32069805, 44897727, 57725649, 74829545, 96209415, 134693181, 224488635, 288628245, 404079543, 673465905, 2020397715]

約数ペア:

[(1, 2020397715), (3, 673465905), (5, 404079543), (7, 288628245), (9, 224488635), (15, 134693181), (21, 96209415), (27, 74829545), (35, 57725649), (45, 44897727), (63, 32069805), (105, 19241883), (135, 14965909), (189, 10689935), (315, 6413961), (945, 2137987)]