81382084

素因数分解:

$2^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{4451}}^1$

素因数の和:5115

約数の個数: 24

約数和(自身を含む): 163050048

約数和(自身を除く): 81667964

約数列:

[1, 2, 4, 7, 14, 28, 653, 1306, 2612, 4451, 4571, 8902, 9142, 17804, 18284, 31157, 62314, 124628, 2906503, 5813006, 11626012, 20345521, 40691042, 81382084]

約数ペア:

[(1, 81382084), (2, 40691042), (4, 20345521), (7, 11626012), (14, 5813006), (28, 2906503), (653, 124628), (1306, 62314), (2612, 31157), (4451, 18284), (4571, 17804), (8902, 9142)]