291297015

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{41231}}^1$

素因数の和:41399

約数の個数: 24

約数和(自身を含む): 508143168

約数和(自身を除く): 216846153

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 41231, 123693, 206155, 371079, 618465, 1855395, 6473267, 19419801, 32366335, 58259403, 97099005, 291297015]

約数ペア:

[(1, 291297015), (3, 97099005), (5, 58259403), (9, 32366335), (15, 19419801), (45, 6473267), (157, 1855395), (471, 618465), (785, 371079), (1413, 206155), (2355, 123693), (7065, 41231)]