2653665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 4915200

約数和(自身を除く): 2261535

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 127, 199, 381, 597, 635, 889, 995, 1393, 1905, 2667, 2985, 4179, 4445, 6965, 13335, 20895, 25273, 75819, 126365, 176911, 379095, 530733, 884555, 2653665]

約数ペア:

[(1, 2653665), (3, 884555), (5, 530733), (7, 379095), (15, 176911), (21, 126365), (35, 75819), (105, 25273), (127, 20895), (199, 13335), (381, 6965), (597, 4445), (635, 4179), (889, 2985), (995, 2667), (1393, 1905)]