7858494

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1327}}^1$

素因数の和:1389

約数の個数: 48

約数和(自身を含む): 19888128

約数和(自身を除く): 12029634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1327, 1974, 2654, 2961, 3981, 5922, 7962, 9289, 11943, 18578, 23886, 27867, 55734, 62369, 83601, 124738, 167202, 187107, 374214, 436583, 561321, 873166, 1122642, 1309749, 2619498, 3929247, 7858494]

約数ペア:

[(1, 7858494), (2, 3929247), (3, 2619498), (6, 1309749), (7, 1122642), (9, 873166), (14, 561321), (18, 436583), (21, 374214), (42, 187107), (47, 167202), (63, 124738), (94, 83601), (126, 62369), (141, 55734), (282, 27867), (329, 23886), (423, 18578), (658, 11943), (846, 9289), (987, 7962), (1327, 5922), (1974, 3981), (2654, 2961)]