81510732

素因数分解:

$2^2\times 3^3\times {\mathrm{757}}^1\times {\mathrm{997}}^1$

素因数の和:1767

約数の個数: 48

約数和(自身を含む): 211815520

約数和(自身を除く): 130304788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 757, 997, 1514, 1994, 2271, 2991, 3028, 3988, 4542, 5982, 6813, 8973, 9084, 11964, 13626, 17946, 20439, 26919, 27252, 35892, 40878, 53838, 81756, 107676, 754729, 1509458, 2264187, 3018916, 4528374, 6792561, 9056748, 13585122, 20377683, 27170244, 40755366, 81510732]

約数ペア:

[(1, 81510732), (2, 40755366), (3, 27170244), (4, 20377683), (6, 13585122), (9, 9056748), (12, 6792561), (18, 4528374), (27, 3018916), (36, 2264187), (54, 1509458), (108, 754729), (757, 107676), (997, 81756), (1514, 53838), (1994, 40878), (2271, 35892), (2991, 27252), (3028, 26919), (3988, 20439), (4542, 17946), (5982, 13626), (6813, 11964), (8973, 9084)]