81446827

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 105984000

約数和(自身を除く): 24537173

約数列:

[1, 7, 11, 31, 77, 149, 217, 229, 341, 1043, 1603, 1639, 2387, 2519, 4619, 7099, 11473, 17633, 32333, 34121, 49693, 50809, 78089, 238847, 355663, 375331, 546623, 1057751, 2627317, 7404257, 11635261, 81446827]

約数ペア:

[(1, 81446827), (7, 11635261), (11, 7404257), (31, 2627317), (77, 1057751), (149, 546623), (217, 375331), (229, 355663), (341, 238847), (1043, 78089), (1603, 50809), (1639, 49693), (2387, 34121), (2519, 32333), (4619, 17633), (7099, 11473)]