28068105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8467}}^1$

素因数の和:8505

約数の個数: 32

約数和(自身を含む): 51214464

約数和(自身を除く): 23146359

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 8467, 25401, 42335, 110071, 127005, 143939, 330213, 431817, 550355, 719695, 1651065, 1871207, 2159085, 5613621, 9356035, 28068105]

約数ペア:

[(1, 28068105), (3, 9356035), (5, 5613621), (13, 2159085), (15, 1871207), (17, 1651065), (39, 719695), (51, 550355), (65, 431817), (85, 330213), (195, 143939), (221, 127005), (255, 110071), (663, 42335), (1105, 25401), (3315, 8467)]