2015195

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 3075072

約数和(自身を除く): 1059877

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 103, 215, 301, 455, 515, 559, 721, 1339, 1505, 2795, 3605, 3913, 4429, 6695, 9373, 19565, 22145, 31003, 46865, 57577, 155015, 287885, 403039, 2015195]

約数ペア:

[(1, 2015195), (5, 403039), (7, 287885), (13, 155015), (35, 57577), (43, 46865), (65, 31003), (91, 22145), (103, 19565), (215, 9373), (301, 6695), (455, 4429), (515, 3913), (559, 3605), (721, 2795), (1339, 1505)]