219049475

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{601}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 277690560

約数和(自身を除く): 58641085

約数列:

[1, 5, 25, 61, 239, 305, 601, 1195, 1525, 3005, 5975, 14579, 15025, 36661, 72895, 143639, 183305, 364475, 718195, 916525, 3590975, 8761979, 43809895, 219049475]

約数ペア:

[(1, 219049475), (5, 43809895), (25, 8761979), (61, 3590975), (239, 916525), (305, 718195), (601, 364475), (1195, 183305), (1525, 143639), (3005, 72895), (5975, 36661), (14579, 15025)]