17630405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 24192000

約数和(自身を除く): 6561595

約数列:

[1, 5, 13, 29, 47, 65, 145, 199, 235, 377, 611, 995, 1363, 1885, 2587, 3055, 5771, 6815, 9353, 12935, 17719, 28855, 46765, 75023, 88595, 121589, 271237, 375115, 607945, 1356185, 3526081, 17630405]

約数ペア:

[(1, 17630405), (5, 3526081), (13, 1356185), (29, 607945), (47, 375115), (65, 271237), (145, 121589), (199, 88595), (235, 75023), (377, 46765), (611, 28855), (995, 17719), (1363, 12935), (1885, 9353), (2587, 6815), (3055, 5771)]