28801305

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16411}}^1$

素因数の和:16438

約数の個数: 32

約数和(自身を含む): 55144320

約数和(自身を除く): 26343015

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 16411, 49233, 82055, 147699, 213343, 246165, 443097, 640029, 738495, 1066715, 1920087, 2215485, 3200145, 5760261, 9600435, 28801305]

約数ペア:

[(1, 28801305), (3, 9600435), (5, 5760261), (9, 3200145), (13, 2215485), (15, 1920087), (27, 1066715), (39, 738495), (45, 640029), (65, 443097), (117, 246165), (135, 213343), (195, 147699), (351, 82055), (585, 49233), (1755, 16411)]