15580071

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 25727520

約数和(自身を除く): 10147449

約数列:

[1, 3, 9, 13, 37, 39, 59, 61, 111, 117, 177, 183, 333, 481, 531, 549, 767, 793, 1443, 2183, 2257, 2301, 2379, 3599, 4329, 6549, 6771, 6903, 7137, 10797, 19647, 20313, 28379, 29341, 32391, 46787, 85137, 88023, 133163, 140361, 255411, 264069, 399489, 421083, 1198467, 1731119, 5193357, 15580071]

約数ペア:

[(1, 15580071), (3, 5193357), (9, 1731119), (13, 1198467), (37, 421083), (39, 399489), (59, 264069), (61, 255411), (111, 140361), (117, 133163), (177, 88023), (183, 85137), (333, 46787), (481, 32391), (531, 29341), (549, 28379), (767, 20313), (793, 19647), (1443, 10797), (2183, 7137), (2257, 6903), (2301, 6771), (2379, 6549), (3599, 4329)]