78219999

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2251}}^1$

素因数の和:2290

約数の個数: 48

約数和(自身を含む): 137714304

約数和(自身を除く): 59494305

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 243, 297, 351, 429, 891, 1053, 1287, 2251, 2673, 3159, 3861, 6753, 11583, 20259, 24761, 29263, 34749, 60777, 74283, 87789, 182331, 222849, 263367, 321893, 546993, 668547, 790101, 965679, 2005641, 2370303, 2897037, 6016923, 7110909, 8691111, 26073333, 78219999]

約数ペア:

[(1, 78219999), (3, 26073333), (9, 8691111), (11, 7110909), (13, 6016923), (27, 2897037), (33, 2370303), (39, 2005641), (81, 965679), (99, 790101), (117, 668547), (143, 546993), (243, 321893), (297, 263367), (351, 222849), (429, 182331), (891, 87789), (1053, 74283), (1287, 60777), (2251, 34749), (2673, 29263), (3159, 24761), (3861, 20259), (6753, 11583)]