7780038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2609}}^1$

素因数の和:2692

約数の個数: 32

約数和(自身を含む): 18040320

約数和(自身を除く): 10260282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2609, 2982, 5218, 7827, 15654, 18263, 36526, 54789, 109578, 185239, 370478, 555717, 1111434, 1296673, 2593346, 3890019, 7780038]

約数ペア:

[(1, 7780038), (2, 3890019), (3, 2593346), (6, 1296673), (7, 1111434), (14, 555717), (21, 370478), (42, 185239), (71, 109578), (142, 54789), (213, 36526), (426, 18263), (497, 15654), (994, 7827), (1491, 5218), (2609, 2982)]