191153115

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20521}}^1$

素因数の和:20561

約数の個数: 40

約数和(自身を含む): 357575328

約数和(自身を除く): 166422213

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 20521, 61563, 102605, 184689, 307815, 471983, 554067, 923445, 1415949, 1662201, 2359915, 2770335, 4247847, 7079745, 8311005, 12743541, 21239235, 38230623, 63717705, 191153115]

約数ペア:

[(1, 191153115), (3, 63717705), (5, 38230623), (9, 21239235), (15, 12743541), (23, 8311005), (27, 7079745), (45, 4247847), (69, 2770335), (81, 2359915), (115, 1662201), (135, 1415949), (207, 923445), (345, 554067), (405, 471983), (621, 307815), (1035, 184689), (1863, 102605), (3105, 61563), (9315, 20521)]