42215327

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 55655424

約数和(自身を除く): 13440097

約数列:

[1, 7, 11, 23, 77, 121, 161, 197, 253, 847, 1331, 1379, 1771, 2167, 2783, 4531, 9317, 15169, 19481, 23837, 30613, 31717, 49841, 166859, 214291, 262207, 348887, 548251, 1835449, 3837757, 6030761, 42215327]

約数ペア:

[(1, 42215327), (7, 6030761), (11, 3837757), (23, 1835449), (77, 548251), (121, 348887), (161, 262207), (197, 214291), (253, 166859), (847, 49841), (1331, 31717), (1379, 30613), (1771, 23837), (2167, 19481), (2783, 15169), (4531, 9317)]