678493946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1\times {\mathrm{509}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 1108356480

約数和(自身を除く): 429862534

約数列:

[1, 2, 13, 26, 167, 307, 334, 509, 614, 1018, 2171, 3991, 4342, 6617, 7982, 13234, 51269, 85003, 102538, 156263, 170006, 312526, 666497, 1105039, 1332994, 2031419, 2210078, 4062838, 26095921, 52191842, 339246973, 678493946]

約数ペア:

[(1, 678493946), (2, 339246973), (13, 52191842), (26, 26095921), (167, 4062838), (307, 2210078), (334, 2031419), (509, 1332994), (614, 1105039), (1018, 666497), (2171, 312526), (3991, 170006), (4342, 156263), (6617, 102538), (7982, 85003), (13234, 51269)]