1327885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 1774080

約数和(自身を除く): 446195

約数列:

[1, 5, 13, 31, 65, 155, 403, 659, 2015, 3295, 8567, 20429, 42835, 102145, 265577, 1327885]

約数ペア:

[(1, 1327885), (5, 265577), (13, 102145), (31, 42835), (65, 20429), (155, 8567), (403, 3295), (659, 2015)]