23720145

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 39544320

約数和(自身を除く): 15824175

約数列:

[1, 3, 5, 15, 37, 79, 111, 185, 237, 395, 541, 555, 1185, 1623, 2705, 2923, 8115, 8769, 14615, 20017, 42739, 43845, 60051, 100085, 128217, 213695, 300255, 641085, 1581343, 4744029, 7906715, 23720145]

約数ペア:

[(1, 23720145), (3, 7906715), (5, 4744029), (15, 1581343), (37, 641085), (79, 300255), (111, 213695), (185, 128217), (237, 100085), (395, 60051), (541, 43845), (555, 42739), (1185, 20017), (1623, 14615), (2705, 8769), (2923, 8115)]