78639374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1721}}^1$

素因数の和:1832

約数の個数: 32

約数和(自身を含む): 134894592

約数和(自身を除く): 56255218

約数列:

[1, 2, 11, 22, 31, 62, 67, 134, 341, 682, 737, 1474, 1721, 2077, 3442, 4154, 18931, 22847, 37862, 45694, 53351, 106702, 115307, 230614, 586861, 1173722, 1268377, 2536754, 3574517, 7149034, 39319687, 78639374]

約数ペア:

[(1, 78639374), (2, 39319687), (11, 7149034), (22, 3574517), (31, 2536754), (62, 1268377), (67, 1173722), (134, 586861), (341, 230614), (682, 115307), (737, 106702), (1474, 53351), (1721, 45694), (2077, 37862), (3442, 22847), (4154, 18931)]