15198897

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 24592384

約数和(自身を除く): 9393487

約数列:

[1, 3, 7, 21, 31, 37, 93, 111, 217, 259, 631, 651, 777, 1147, 1893, 3441, 4417, 8029, 13251, 19561, 23347, 24087, 58683, 70041, 136927, 163429, 410781, 490287, 723757, 2171271, 5066299, 15198897]

約数ペア:

[(1, 15198897), (3, 5066299), (7, 2171271), (21, 723757), (31, 490287), (37, 410781), (93, 163429), (111, 136927), (217, 70041), (259, 58683), (631, 24087), (651, 23347), (777, 19561), (1147, 13251), (1893, 8029), (3441, 4417)]