428049205

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{587}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 570011904

約数和(自身を除く): 141962699

約数列:

[1, 5, 17, 23, 85, 115, 373, 391, 587, 1865, 1955, 2935, 6341, 8579, 9979, 13501, 31705, 42895, 49895, 67505, 145843, 218951, 229517, 729215, 1094755, 1147585, 3722167, 5035873, 18610835, 25179365, 85609841, 428049205]

約数ペア:

[(1, 428049205), (5, 85609841), (17, 25179365), (23, 18610835), (85, 5035873), (115, 3722167), (373, 1147585), (391, 1094755), (587, 729215), (1865, 229517), (1955, 218951), (2935, 145843), (6341, 67505), (8579, 49895), (9979, 42895), (13501, 31705)]