137999728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2539}}^1$

素因数の和:2669

約数の個数: 40

約数和(自身を含む): 277164800

約数和(自身を除く): 139165072

約数列:

[1, 2, 4, 8, 16, 43, 79, 86, 158, 172, 316, 344, 632, 688, 1264, 2539, 3397, 5078, 6794, 10156, 13588, 20312, 27176, 40624, 54352, 109177, 200581, 218354, 401162, 436708, 802324, 873416, 1604648, 1746832, 3209296, 8624983, 17249966, 34499932, 68999864, 137999728]

約数ペア:

[(1, 137999728), (2, 68999864), (4, 34499932), (8, 17249966), (16, 8624983), (43, 3209296), (79, 1746832), (86, 1604648), (158, 873416), (172, 802324), (316, 436708), (344, 401162), (632, 218354), (688, 200581), (1264, 109177), (2539, 54352), (3397, 40624), (5078, 27176), (6794, 20312), (10156, 13588)]