308190015

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{108709}}^1$

素因数の和:108733

約数の個数: 40

約数和(自身を含む): 631387680

約数和(自身を除く): 323197665

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 108709, 326127, 543545, 760963, 978381, 1630635, 2282889, 2935143, 3804815, 4891905, 6848667, 8805429, 11414445, 14675715, 20546001, 34243335, 44027145, 61638003, 102730005, 308190015]

約数ペア:

[(1, 308190015), (3, 102730005), (5, 61638003), (7, 44027145), (9, 34243335), (15, 20546001), (21, 14675715), (27, 11414445), (35, 8805429), (45, 6848667), (63, 4891905), (81, 3804815), (105, 2935143), (135, 2282889), (189, 1630635), (315, 978381), (405, 760963), (567, 543545), (945, 326127), (2835, 108709)]