220148985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{91159}}^1$

素因数の和:91197

約数の個数: 32

約数和(自身を含む): 420065280

約数和(自身を除く): 199916295

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 91159, 273477, 455795, 638113, 1367385, 1914339, 2096657, 3190565, 6289971, 9571695, 10483285, 14676599, 31449855, 44029797, 73382995, 220148985]

約数ペア:

[(1, 220148985), (3, 73382995), (5, 44029797), (7, 31449855), (15, 14676599), (21, 10483285), (23, 9571695), (35, 6289971), (69, 3190565), (105, 2096657), (115, 1914339), (161, 1367385), (345, 638113), (483, 455795), (805, 273477), (2415, 91159)]