161013015

素因数分解:

$3^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1489}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 292874400

約数和(自身を除く): 131861385

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 135, 243, 267, 405, 445, 801, 1215, 1335, 1489, 2403, 4005, 4467, 7209, 7445, 12015, 13401, 21627, 22335, 36045, 40203, 67005, 108135, 120609, 132521, 201015, 361827, 397563, 603045, 662605, 1192689, 1809135, 1987815, 3578067, 5963445, 10734201, 17890335, 32202603, 53671005, 161013015]

約数ペア:

[(1, 161013015), (3, 53671005), (5, 32202603), (9, 17890335), (15, 10734201), (27, 5963445), (45, 3578067), (81, 1987815), (89, 1809135), (135, 1192689), (243, 662605), (267, 603045), (405, 397563), (445, 361827), (801, 201015), (1215, 132521), (1335, 120609), (1489, 108135), (2403, 67005), (4005, 40203), (4467, 36045), (7209, 22335), (7445, 21627), (12015, 13401)]