387405896

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{87887}}^1$

素因数の和:87941

約数の個数: 32

約数和(自身を含む): 790992000

約数和(自身を除く): 403586104

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 551, 1102, 2204, 4408, 87887, 175774, 351548, 703096, 1669853, 2548723, 3339706, 5097446, 6679412, 10194892, 13358824, 20389784, 48425737, 96851474, 193702948, 387405896]

約数ペア:

[(1, 387405896), (2, 193702948), (4, 96851474), (8, 48425737), (19, 20389784), (29, 13358824), (38, 10194892), (58, 6679412), (76, 5097446), (116, 3339706), (152, 2548723), (232, 1669853), (551, 703096), (1102, 351548), (2204, 175774), (4408, 87887)]