13800015

素因数分解:

$3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{683}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 24008400

約数和(自身を除く): 10208385

約数列:

[1, 3, 5, 9, 15, 45, 449, 683, 1347, 2049, 2245, 3415, 4041, 6147, 6735, 10245, 20205, 30735, 306667, 920001, 1533335, 2760003, 4600005, 13800015]

約数ペア:

[(1, 13800015), (3, 4600005), (5, 2760003), (9, 1533335), (15, 920001), (45, 306667), (449, 30735), (683, 20205), (1347, 10245), (2049, 6735), (2245, 6147), (3415, 4041)]