81945028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{60077}}^1$

素因数の和:60123

約数の個数: 24

約数和(自身を含む): 161489664

約数和(自身を除く): 79544636

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 60077, 120154, 240308, 660847, 1321694, 1862387, 2643388, 3724774, 7449548, 20486257, 40972514, 81945028]

約数ペア:

[(1, 81945028), (2, 40972514), (4, 20486257), (11, 7449548), (22, 3724774), (31, 2643388), (44, 1862387), (62, 1321694), (124, 660847), (341, 240308), (682, 120154), (1364, 60077)]