198663915

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{6067}}^1$

素因数の和:6171

約数の個数: 32

約数和(自身を含む): 332040960

約数和(自身を除く): 133377045

約数列:

[1, 3, 5, 15, 37, 59, 111, 177, 185, 295, 555, 885, 2183, 6067, 6549, 10915, 18201, 30335, 32745, 91005, 224479, 357953, 673437, 1073859, 1122395, 1789765, 3367185, 5369295, 13244261, 39732783, 66221305, 198663915]

約数ペア:

[(1, 198663915), (3, 66221305), (5, 39732783), (15, 13244261), (37, 5369295), (59, 3367185), (111, 1789765), (177, 1122395), (185, 1073859), (295, 673437), (555, 357953), (885, 224479), (2183, 91005), (6067, 32745), (6549, 30335), (10915, 18201)]