571837155

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{20981}}^1$

素因数の和:21091

約数の個数: 32

約数和(自身を含む): 966850560

約数和(自身を除く): 395013405

約数列:

[1, 3, 5, 15, 23, 69, 79, 115, 237, 345, 395, 1185, 1817, 5451, 9085, 20981, 27255, 62943, 104905, 314715, 482563, 1447689, 1657499, 2412815, 4972497, 7238445, 8287495, 24862485, 38122477, 114367431, 190612385, 571837155]

約数ペア:

[(1, 571837155), (3, 190612385), (5, 114367431), (15, 38122477), (23, 24862485), (69, 8287495), (79, 7238445), (115, 4972497), (237, 2412815), (345, 1657499), (395, 1447689), (1185, 482563), (1817, 314715), (5451, 104905), (9085, 62943), (20981, 27255)]