201230121

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 289203840

約数和(自身を除く): 87973719

約数列:

[1, 3, 19, 57, 73, 137, 219, 353, 411, 1059, 1387, 2603, 4161, 6707, 7809, 10001, 20121, 25769, 30003, 48361, 77307, 145083, 190019, 489611, 570057, 918859, 1468833, 2756577, 3530353, 10591059, 67076707, 201230121]

約数ペア:

[(1, 201230121), (3, 67076707), (19, 10591059), (57, 3530353), (73, 2756577), (137, 1468833), (219, 918859), (353, 570057), (411, 489611), (1059, 190019), (1387, 145083), (2603, 77307), (4161, 48361), (6707, 30003), (7809, 25769), (10001, 20121)]