218225784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1298963}}^1$

素因数の和:1298979

約数の個数: 32

約数和(自身を含む): 623502720

約数和(自身を除く): 405276936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1298963, 2597926, 3896889, 5195852, 7793778, 9092741, 10391704, 15587556, 18185482, 27278223, 31175112, 36370964, 54556446, 72741928, 109112892, 218225784]

約数ペア:

[(1, 218225784), (2, 109112892), (3, 72741928), (4, 54556446), (6, 36370964), (7, 31175112), (8, 27278223), (12, 18185482), (14, 15587556), (21, 10391704), (24, 9092741), (28, 7793778), (42, 5195852), (56, 3896889), (84, 2597926), (168, 1298963)]