12751293885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1\times {\mathrm{1783}}^1$

素因数の和:2378

約数の個数: 64

約数和(自身を含む): 22565744640

約数和(自身を除く): 9814450755

約数列:

[1, 3, 5, 11, 15, 33, 55, 89, 165, 267, 445, 487, 979, 1335, 1461, 1783, 2435, 2937, 4895, 5349, 5357, 7305, 8915, 14685, 16071, 19613, 26745, 26785, 43343, 58839, 80355, 98065, 130029, 158687, 216715, 294195, 476061, 476773, 650145, 793435, 868321, 1430319, 1745557, 2380305, 2383865, 2604963, 4341605, 5236671, 7151595, 8727785, 9551531, 13024815, 26183355, 28654593, 47757655, 77280569, 143272965, 231841707, 386402845, 850086259, 1159208535, 2550258777, 4250431295, 12751293885]

約数ペア:

[(1, 12751293885), (3, 4250431295), (5, 2550258777), (11, 1159208535), (15, 850086259), (33, 386402845), (55, 231841707), (89, 143272965), (165, 77280569), (267, 47757655), (445, 28654593), (487, 26183355), (979, 13024815), (1335, 9551531), (1461, 8727785), (1783, 7151595), (2435, 5236671), (2937, 4341605), (4895, 2604963), (5349, 2383865), (5357, 2380305), (7305, 1745557), (8915, 1430319), (14685, 868321), (16071, 793435), (19613, 650145), (26745, 476773), (26785, 476061), (43343, 294195), (58839, 216715), (80355, 158687), (98065, 130029)]