81087916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{607}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 175415296

約数和(自身を除く): 94327380

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 367, 607, 734, 1214, 1468, 2428, 2569, 4249, 4771, 5138, 7891, 8498, 9542, 10276, 15782, 16996, 19084, 31564, 33397, 55237, 66794, 110474, 133588, 220948, 222769, 445538, 891076, 1559383, 2895997, 3118766, 5791994, 6237532, 11583988, 20271979, 40543958, 81087916]

約数ペア:

[(1, 81087916), (2, 40543958), (4, 20271979), (7, 11583988), (13, 6237532), (14, 5791994), (26, 3118766), (28, 2895997), (52, 1559383), (91, 891076), (182, 445538), (364, 222769), (367, 220948), (607, 133588), (734, 110474), (1214, 66794), (1468, 55237), (2428, 33397), (2569, 31564), (4249, 19084), (4771, 16996), (5138, 15782), (7891, 10276), (8498, 9542)]