281370992

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{86629}}^1$

素因数の和:86673

約数の個数: 40

約数和(自身を含む): 644527200

約数和(自身を除く): 363156208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 86629, 173258, 346516, 606403, 693032, 1212806, 1386064, 2425612, 2512241, 4851224, 5024482, 9702448, 10048964, 17585687, 20097928, 35171374, 40195856, 70342748, 140685496, 281370992]

約数ペア:

[(1, 281370992), (2, 140685496), (4, 70342748), (7, 40195856), (8, 35171374), (14, 20097928), (16, 17585687), (28, 10048964), (29, 9702448), (56, 5024482), (58, 4851224), (112, 2512241), (116, 2425612), (203, 1386064), (232, 1212806), (406, 693032), (464, 606403), (812, 346516), (1624, 173258), (3248, 86629)]