17850885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2953}}^1$

素因数の和:3005

約数の個数: 32

約数和(自身を含む): 31761408

約数和(自身を除く): 13910523

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 2953, 6045, 8859, 14765, 38389, 44295, 91543, 115167, 191945, 274629, 457715, 575835, 1190059, 1373145, 3570177, 5950295, 17850885]

約数ペア:

[(1, 17850885), (3, 5950295), (5, 3570177), (13, 1373145), (15, 1190059), (31, 575835), (39, 457715), (65, 274629), (93, 191945), (155, 115167), (195, 91543), (403, 44295), (465, 38389), (1209, 14765), (2015, 8859), (2953, 6045)]