780936717

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 1231921152

約数和(自身を除く): 450984435

約数列:

[1, 3, 11, 31, 33, 41, 43, 93, 123, 129, 341, 433, 451, 473, 1023, 1271, 1299, 1333, 1353, 1419, 1763, 3813, 3999, 4763, 5289, 13423, 13981, 14289, 14663, 17753, 18619, 19393, 40269, 41943, 43989, 53259, 54653, 55857, 58179, 147653, 163959, 195283, 204809, 442959, 550343, 577189, 585849, 601183, 614427, 763379, 1651029, 1731567, 1803549, 2290137, 6053773, 6349079, 8397169, 18161319, 19047237, 23664749, 25191507, 70994247, 260312239, 780936717]

約数ペア:

[(1, 780936717), (3, 260312239), (11, 70994247), (31, 25191507), (33, 23664749), (41, 19047237), (43, 18161319), (93, 8397169), (123, 6349079), (129, 6053773), (341, 2290137), (433, 1803549), (451, 1731567), (473, 1651029), (1023, 763379), (1271, 614427), (1299, 601183), (1333, 585849), (1353, 577189), (1419, 550343), (1763, 442959), (3813, 204809), (3999, 195283), (4763, 163959), (5289, 147653), (13423, 58179), (13981, 55857), (14289, 54653), (14663, 53259), (17753, 43989), (18619, 41943), (19393, 40269)]