81816842

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 134151552

約数和(自身を除く): 52334710

約数列:

[1, 2, 23, 37, 46, 53, 74, 106, 851, 907, 1219, 1702, 1814, 1961, 2438, 3922, 20861, 33559, 41722, 45103, 48071, 67118, 90206, 96142, 771857, 1105633, 1543714, 1778627, 2211266, 3557254, 40908421, 81816842]

約数ペア:

[(1, 81816842), (2, 40908421), (23, 3557254), (37, 2211266), (46, 1778627), (53, 1543714), (74, 1105633), (106, 771857), (851, 96142), (907, 90206), (1219, 67118), (1702, 48071), (1814, 45103), (1961, 41722), (2438, 33559), (3922, 20861)]