15200199

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 26650624

約数和(自身を除く): 11450425

約数列:

[1, 3, 7, 9, 21, 31, 43, 63, 93, 129, 181, 217, 279, 301, 387, 543, 651, 903, 1267, 1333, 1629, 1953, 2709, 3801, 3999, 5611, 7783, 9331, 11403, 11997, 16833, 23349, 27993, 39277, 50499, 54481, 70047, 83979, 117831, 163443, 241273, 353493, 490329, 723819, 1688911, 2171457, 5066733, 15200199]

約数ペア:

[(1, 15200199), (3, 5066733), (7, 2171457), (9, 1688911), (21, 723819), (31, 490329), (43, 353493), (63, 241273), (93, 163443), (129, 117831), (181, 83979), (217, 70047), (279, 54481), (301, 50499), (387, 39277), (543, 27993), (651, 23349), (903, 16833), (1267, 11997), (1333, 11403), (1629, 9331), (1953, 7783), (2709, 5611), (3801, 3999)]