81628758

素因数分解:

$2^1\times 3^2\times {\mathrm{397}}^1\times {\mathrm{11423}}^1$

素因数の和:11828

約数の個数: 24

約数和(自身を含む): 177323328

約数和(自身を除く): 95694570

約数列:

[1, 2, 3, 6, 9, 18, 397, 794, 1191, 2382, 3573, 7146, 11423, 22846, 34269, 68538, 102807, 205614, 4534931, 9069862, 13604793, 27209586, 40814379, 81628758]

約数ペア:

[(1, 81628758), (2, 40814379), (3, 27209586), (6, 13604793), (9, 9069862), (18, 4534931), (397, 205614), (794, 102807), (1191, 68538), (2382, 34269), (3573, 22846), (7146, 11423)]