47520891

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 79896960

約数和(自身を除く): 32376069

約数列:

[1, 3, 9, 11, 27, 33, 43, 61, 99, 129, 183, 297, 387, 473, 549, 671, 1161, 1419, 1647, 2013, 2623, 3721, 4257, 6039, 7869, 11163, 12771, 18117, 23607, 28853, 33489, 40931, 70821, 86559, 100467, 122793, 160003, 259677, 368379, 480009, 779031, 1105137, 1440027, 1760033, 4320081, 5280099, 15840297, 47520891]

約数ペア:

[(1, 47520891), (3, 15840297), (9, 5280099), (11, 4320081), (27, 1760033), (33, 1440027), (43, 1105137), (61, 779031), (99, 480009), (129, 368379), (183, 259677), (297, 160003), (387, 122793), (473, 100467), (549, 86559), (671, 70821), (1161, 40931), (1419, 33489), (1647, 28853), (2013, 23607), (2623, 18117), (3721, 12771), (4257, 11163), (6039, 7869)]