247840138

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{27791}}^1$

素因数の和:27827

約数の個数: 32

約数和(自身を含む): 466905600

約数和(自身を除く): 219065462

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 4459, 8918, 27791, 55582, 194537, 361283, 389074, 722566, 1361759, 2528981, 2723518, 5057962, 9532313, 17702867, 19064626, 35405734, 123920069, 247840138]

約数ペア:

[(1, 247840138), (2, 123920069), (7, 35405734), (13, 19064626), (14, 17702867), (26, 9532313), (49, 5057962), (91, 2723518), (98, 2528981), (182, 1361759), (343, 722566), (637, 389074), (686, 361283), (1274, 194537), (4459, 55582), (8918, 27791)]