205335

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^2$

素因数の和:46

約数の個数: 36

約数和(自身を含む): 399672

約数和(自身を除く): 194337

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 169, 195, 243, 351, 405, 507, 585, 845, 1053, 1215, 1521, 1755, 2535, 3159, 4563, 5265, 7605, 13689, 15795, 22815, 41067, 68445, 205335]

約数ペア:

[(1, 205335), (3, 68445), (5, 41067), (9, 22815), (13, 15795), (15, 13689), (27, 7605), (39, 5265), (45, 4563), (65, 3159), (81, 2535), (117, 1755), (135, 1521), (169, 1215), (195, 1053), (243, 845), (351, 585), (405, 507)]