81465948

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{21149}}^1$

素因数の和:21266

約数の個数: 36

約数和(自身を含む): 207862200

約数和(自身を除く): 126396252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 642, 963, 1284, 1926, 3852, 21149, 42298, 63447, 84596, 126894, 190341, 253788, 380682, 761364, 2262943, 4525886, 6788829, 9051772, 13577658, 20366487, 27155316, 40732974, 81465948]

約数ペア:

[(1, 81465948), (2, 40732974), (3, 27155316), (4, 20366487), (6, 13577658), (9, 9051772), (12, 6788829), (18, 4525886), (36, 2262943), (107, 761364), (214, 380682), (321, 253788), (428, 190341), (642, 126894), (963, 84596), (1284, 63447), (1926, 42298), (3852, 21149)]