81633244

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3733}}^1$

素因数の和:3826

約数の個数: 48

約数和(自身を含む): 180665856

約数和(自身を除く): 99032612

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 3733, 5467, 7466, 10934, 14932, 21868, 26131, 41063, 52262, 82126, 104524, 164252, 265043, 287441, 530086, 574882, 1060172, 1149764, 1855301, 2915473, 3710602, 5830946, 7421204, 11661892, 20408311, 40816622, 81633244]

約数ペア:

[(1, 81633244), (2, 40816622), (4, 20408311), (7, 11661892), (11, 7421204), (14, 5830946), (22, 3710602), (28, 2915473), (44, 1855301), (71, 1149764), (77, 1060172), (142, 574882), (154, 530086), (284, 287441), (308, 265043), (497, 164252), (781, 104524), (994, 82126), (1562, 52262), (1988, 41063), (3124, 26131), (3733, 21868), (5467, 14932), (7466, 10934)]