81393676

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{719}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 176117760

約数和(自身を除く): 94724084

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 311, 364, 622, 719, 1244, 1438, 2177, 2876, 4043, 4354, 5033, 8086, 8708, 9347, 10066, 16172, 18694, 20132, 28301, 37388, 56602, 65429, 113204, 130858, 223609, 261716, 447218, 894436, 1565263, 2906917, 3130526, 5813834, 6261052, 11627668, 20348419, 40696838, 81393676]

約数ペア:

[(1, 81393676), (2, 40696838), (4, 20348419), (7, 11627668), (13, 6261052), (14, 5813834), (26, 3130526), (28, 2906917), (52, 1565263), (91, 894436), (182, 447218), (311, 261716), (364, 223609), (622, 130858), (719, 113204), (1244, 65429), (1438, 56602), (2177, 37388), (2876, 28301), (4043, 20132), (4354, 18694), (5033, 16172), (8086, 10066), (8708, 9347)]