165909055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 223308288

約数和(自身を除く): 57399233

約数列:

[1, 5, 13, 31, 65, 137, 155, 403, 601, 685, 1781, 2015, 3005, 4247, 7813, 8905, 18631, 21235, 39065, 55211, 82337, 93155, 242203, 276055, 411685, 1070381, 1211015, 2552447, 5351905, 12762235, 33181811, 165909055]

約数ペア:

[(1, 165909055), (5, 33181811), (13, 12762235), (31, 5351905), (65, 2552447), (137, 1211015), (155, 1070381), (403, 411685), (601, 276055), (685, 242203), (1781, 93155), (2015, 82337), (3005, 55211), (4247, 39065), (7813, 21235), (8905, 18631)]