128564016

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{382631}}^1$

素因数の和:382649

約数の個数: 40

約数和(自身を含む): 379570944

約数和(自身を除く): 251006928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 382631, 765262, 1147893, 1530524, 2295786, 2678417, 3061048, 4591572, 5356834, 6122096, 8035251, 9183144, 10713668, 16070502, 18366288, 21427336, 32141004, 42854672, 64282008, 128564016]

約数ペア:

[(1, 128564016), (2, 64282008), (3, 42854672), (4, 32141004), (6, 21427336), (7, 18366288), (8, 16070502), (12, 10713668), (14, 9183144), (16, 8035251), (21, 6122096), (24, 5356834), (28, 4591572), (42, 3061048), (48, 2678417), (56, 2295786), (84, 1530524), (112, 1147893), (168, 765262), (336, 382631)]