478854815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2381}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 634564800

約数和(自身を除く): 155709985

約数列:

[1, 5, 19, 29, 73, 95, 145, 365, 551, 1387, 2117, 2381, 2755, 6935, 10585, 11905, 40223, 45239, 69049, 173813, 201115, 226195, 345245, 869065, 1311931, 3302447, 5040577, 6559655, 16512235, 25202885, 95770963, 478854815]

約数ペア:

[(1, 478854815), (5, 95770963), (19, 25202885), (29, 16512235), (73, 6559655), (95, 5040577), (145, 3302447), (365, 1311931), (551, 869065), (1387, 345245), (2117, 226195), (2381, 201115), (2755, 173813), (6935, 69049), (10585, 45239), (11905, 40223)]