61281738

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{727}}^1$

素因数の和:968

約数の個数: 64

約数和(自身を含む): 156549120

約数和(自身を除く): 95267382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 223, 378, 446, 669, 727, 1338, 1454, 1561, 2007, 2181, 3122, 4014, 4362, 4683, 5089, 6021, 6543, 9366, 10178, 12042, 13086, 14049, 15267, 19629, 28098, 30534, 39258, 42147, 45801, 84294, 91602, 137403, 162121, 274806, 324242, 486363, 972726, 1134847, 1459089, 2269694, 2918178, 3404541, 4377267, 6809082, 8754534, 10213623, 20427246, 30640869, 61281738]

約数ペア:

[(1, 61281738), (2, 30640869), (3, 20427246), (6, 10213623), (7, 8754534), (9, 6809082), (14, 4377267), (18, 3404541), (21, 2918178), (27, 2269694), (42, 1459089), (54, 1134847), (63, 972726), (126, 486363), (189, 324242), (223, 274806), (378, 162121), (446, 137403), (669, 91602), (727, 84294), (1338, 45801), (1454, 42147), (1561, 39258), (2007, 30534), (2181, 28098), (3122, 19629), (4014, 15267), (4362, 14049), (4683, 13086), (5089, 12042), (6021, 10178), (6543, 9366)]