278235952

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{331}}^1\times {\mathrm{491}}^1$

素因数の和:937

約数の個数: 40

約数和(自身を含む): 546875712

約数和(自身を除く): 268639760

約数列:

[1, 2, 4, 8, 16, 107, 214, 331, 428, 491, 662, 856, 982, 1324, 1712, 1964, 2648, 3928, 5296, 7856, 35417, 52537, 70834, 105074, 141668, 162521, 210148, 283336, 325042, 420296, 566672, 650084, 840592, 1300168, 2600336, 17389747, 34779494, 69558988, 139117976, 278235952]

約数ペア:

[(1, 278235952), (2, 139117976), (4, 69558988), (8, 34779494), (16, 17389747), (107, 2600336), (214, 1300168), (331, 840592), (428, 650084), (491, 566672), (662, 420296), (856, 325042), (982, 283336), (1324, 210148), (1712, 162521), (1964, 141668), (2648, 105074), (3928, 70834), (5296, 52537), (7856, 35417)]