77772842

素因数分解:

$2^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 135603072

約数和(自身を除く): 57830230

約数列:

[1, 2, 7, 14, 163, 173, 197, 326, 346, 394, 1141, 1211, 1379, 2282, 2422, 2758, 28199, 32111, 34081, 56398, 64222, 68162, 197393, 224777, 238567, 394786, 449554, 477134, 5555203, 11110406, 38886421, 77772842]

約数ペア:

[(1, 77772842), (2, 38886421), (7, 11110406), (14, 5555203), (163, 477134), (173, 449554), (197, 394786), (326, 238567), (346, 224777), (394, 197393), (1141, 68162), (1211, 64222), (1379, 56398), (2282, 34081), (2422, 32111), (2758, 28199)]