2566915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 3701376

約数和(自身を除く): 1134461

約数列:

[1, 5, 13, 17, 23, 65, 85, 101, 115, 221, 299, 391, 505, 1105, 1313, 1495, 1717, 1955, 2323, 5083, 6565, 8585, 11615, 22321, 25415, 30199, 39491, 111605, 150995, 197455, 513383, 2566915]

約数ペア:

[(1, 2566915), (5, 513383), (13, 197455), (17, 150995), (23, 111605), (65, 39491), (85, 30199), (101, 25415), (115, 22321), (221, 11615), (299, 8585), (391, 6565), (505, 5083), (1105, 2323), (1313, 1955), (1495, 1717)]