81321516

素因数分解:

$2^2\times 3^3\times {\mathrm{752977}}^1$

素因数の和:752990

約数の個数: 24

約数和(自身を含む): 210833840

約数和(自身を除く): 129512324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 752977, 1505954, 2258931, 3011908, 4517862, 6776793, 9035724, 13553586, 20330379, 27107172, 40660758, 81321516]

約数ペア:

[(1, 81321516), (2, 40660758), (3, 27107172), (4, 20330379), (6, 13553586), (9, 9035724), (12, 6776793), (18, 4517862), (27, 3011908), (36, 2258931), (54, 1505954), (108, 752977)]