404865405

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{428429}}^1$

素因数の和:428450

約数の個数: 32

約数和(自身を含む): 822585600

約数和(自身を除く): 417720195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 428429, 1285287, 2142145, 2999003, 3855861, 6426435, 8997009, 11567583, 14995015, 19279305, 26991027, 44985045, 57837915, 80973081, 134955135, 404865405]

約数ペア:

[(1, 404865405), (3, 134955135), (5, 80973081), (7, 57837915), (9, 44985045), (15, 26991027), (21, 19279305), (27, 14995015), (35, 11567583), (45, 8997009), (63, 6426435), (105, 3855861), (135, 2999003), (189, 2142145), (315, 1285287), (945, 428429)]