1908015

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{971}}^1$

素因数の和:1110

約数の個数: 16

約数和(自身を含む): 3079296

約数和(自身を除く): 1171281

約数列:

[1, 3, 5, 15, 131, 393, 655, 971, 1965, 2913, 4855, 14565, 127201, 381603, 636005, 1908015]

約数ペア:

[(1, 1908015), (3, 636005), (5, 381603), (15, 127201), (131, 14565), (393, 4855), (655, 2913), (971, 1965)]