213547545

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{31849}}^1$

素因数の和:32009

約数の個数: 24

約数和(自身を含む): 372645000

約数和(自身を除く): 159097455

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 6705, 31849, 95547, 159245, 286641, 477735, 1433205, 4745501, 14236503, 23727505, 42709509, 71182515, 213547545]

約数ペア:

[(1, 213547545), (3, 71182515), (5, 42709509), (9, 23727505), (15, 14236503), (45, 4745501), (149, 1433205), (447, 477735), (745, 286641), (1341, 159245), (2235, 95547), (6705, 31849)]