30728355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{941}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 56429568

約数和(自身を除く): 25701213

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 311, 933, 941, 1555, 2177, 2823, 4665, 4705, 6531, 6587, 10885, 14115, 19761, 32655, 32935, 98805, 292651, 877953, 1463255, 2048557, 4389765, 6145671, 10242785, 30728355]

約数ペア:

[(1, 30728355), (3, 10242785), (5, 6145671), (7, 4389765), (15, 2048557), (21, 1463255), (35, 877953), (105, 292651), (311, 98805), (933, 32935), (941, 32655), (1555, 19761), (2177, 14115), (2823, 10885), (4665, 6587), (4705, 6531)]