318117741

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1213}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 461514240

約数和(自身を除く): 143396499

約数列:

[1, 3, 19, 43, 57, 107, 129, 321, 817, 1213, 2033, 2451, 3639, 4601, 6099, 13803, 23047, 52159, 69141, 87419, 129791, 156477, 262257, 389373, 991021, 2466029, 2973063, 5581013, 7398087, 16743039, 106039247, 318117741]

約数ペア:

[(1, 318117741), (3, 106039247), (19, 16743039), (43, 7398087), (57, 5581013), (107, 2973063), (129, 2466029), (321, 991021), (817, 389373), (1213, 262257), (2033, 156477), (2451, 129791), (3639, 87419), (4601, 69141), (6099, 52159), (13803, 23047)]