15651441

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 27498240

約数和(自身を除く): 11846799

約数列:

[1, 3, 9, 13, 17, 27, 39, 43, 51, 61, 117, 129, 153, 183, 221, 351, 387, 459, 549, 559, 663, 731, 793, 1037, 1161, 1647, 1677, 1989, 2193, 2379, 2623, 3111, 5031, 5967, 6579, 7137, 7869, 9333, 9503, 13481, 15093, 19737, 21411, 23607, 27999, 28509, 34099, 40443, 44591, 70821, 85527, 102297, 121329, 133773, 256581, 306891, 363987, 401319, 579683, 920673, 1203957, 1739049, 5217147, 15651441]

約数ペア:

[(1, 15651441), (3, 5217147), (9, 1739049), (13, 1203957), (17, 920673), (27, 579683), (39, 401319), (43, 363987), (51, 306891), (61, 256581), (117, 133773), (129, 121329), (153, 102297), (183, 85527), (221, 70821), (351, 44591), (387, 40443), (459, 34099), (549, 28509), (559, 27999), (663, 23607), (731, 21411), (793, 19737), (1037, 15093), (1161, 13481), (1647, 9503), (1677, 9333), (1989, 7869), (2193, 7137), (2379, 6579), (2623, 5967), (3111, 5031)]