2439915

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 32

約数和(自身を含む): 4147200

約数和(自身を除く): 1707285

約数列:

[1, 3, 5, 15, 29, 71, 79, 87, 145, 213, 237, 355, 395, 435, 1065, 1185, 2059, 2291, 5609, 6177, 6873, 10295, 11455, 16827, 28045, 30885, 34365, 84135, 162661, 487983, 813305, 2439915]

約数ペア:

[(1, 2439915), (3, 813305), (5, 487983), (15, 162661), (29, 84135), (71, 34365), (79, 30885), (87, 28045), (145, 16827), (213, 11455), (237, 10295), (355, 6873), (395, 6177), (435, 5609), (1065, 2291), (1185, 2059)]