209268381651

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{154789}}^1$

素因数の和:155364

約数の個数: 48

約数和(自身を含む): 344309922720

約数和(自身を除く): 135041541069

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 541, 833, 1623, 2499, 3787, 9197, 11361, 26509, 27591, 64379, 79527, 154789, 193137, 450653, 464367, 1083523, 1351959, 2631413, 3250569, 7584661, 7894239, 18419891, 22753983, 55259673, 83740849, 128939237, 251222547, 386817711, 586185943, 1423594433, 1758557829, 4103301601, 4270783299, 9965161031, 12309904803, 29895483093, 69756127217, 209268381651]

約数ペア:

[(1, 209268381651), (3, 69756127217), (7, 29895483093), (17, 12309904803), (21, 9965161031), (49, 4270783299), (51, 4103301601), (119, 1758557829), (147, 1423594433), (357, 586185943), (541, 386817711), (833, 251222547), (1623, 128939237), (2499, 83740849), (3787, 55259673), (9197, 22753983), (11361, 18419891), (26509, 7894239), (27591, 7584661), (64379, 3250569), (79527, 2631413), (154789, 1351959), (193137, 1083523), (450653, 464367)]