210761538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{25253}}^1$

素因数の和:25378

約数の個数: 32

約数和(自身を含む): 458208576

約数和(自身を除く): 247447038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 214, 321, 642, 1391, 2782, 4173, 8346, 25253, 50506, 75759, 151518, 328289, 656578, 984867, 1969734, 2702071, 5404142, 8106213, 16212426, 35126923, 70253846, 105380769, 210761538]

約数ペア:

[(1, 210761538), (2, 105380769), (3, 70253846), (6, 35126923), (13, 16212426), (26, 8106213), (39, 5404142), (78, 2702071), (107, 1969734), (214, 984867), (321, 656578), (642, 328289), (1391, 151518), (2782, 75759), (4173, 50506), (8346, 25253)]