216651792

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{644797}}^1$

素因数の和:644815

約数の個数: 40

約数和(自身を含む): 639639616

約数和(自身を除く): 422987824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 644797, 1289594, 1934391, 2579188, 3868782, 4513579, 5158376, 7737564, 9027158, 10316752, 13540737, 15475128, 18054316, 27081474, 30950256, 36108632, 54162948, 72217264, 108325896, 216651792]

約数ペア:

[(1, 216651792), (2, 108325896), (3, 72217264), (4, 54162948), (6, 36108632), (7, 30950256), (8, 27081474), (12, 18054316), (14, 15475128), (16, 13540737), (21, 10316752), (24, 9027158), (28, 7737564), (42, 5158376), (48, 4513579), (56, 3868782), (84, 2579188), (112, 1934391), (168, 1289594), (336, 644797)]