165741289

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 203857920

約数和(自身を除く): 38116631

約数列:

[1, 7, 23, 79, 83, 157, 161, 553, 581, 1099, 1817, 1909, 3611, 6557, 12403, 12719, 13031, 13363, 25277, 45899, 86821, 91217, 150811, 285269, 299713, 1029449, 1055677, 1996883, 2097991, 7206143, 23677327, 165741289]

約数ペア:

[(1, 165741289), (7, 23677327), (23, 7206143), (79, 2097991), (83, 1996883), (157, 1055677), (161, 1029449), (553, 299713), (581, 285269), (1099, 150811), (1817, 91217), (1909, 86821), (3611, 45899), (6557, 25277), (12403, 13363), (12719, 13031)]