408025212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{12487}}^1$

素因数の和:12890

約数の個数: 48

約数和(自身を含む): 1090951680

約数和(自身を除く): 682926468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 389, 778, 1167, 1556, 2334, 2723, 4668, 5446, 8169, 10892, 12487, 16338, 24974, 32676, 37461, 49948, 74922, 87409, 149844, 174818, 262227, 349636, 524454, 1048908, 4857443, 9714886, 14572329, 19429772, 29144658, 34002101, 58289316, 68004202, 102006303, 136008404, 204012606, 408025212]

約数ペア:

[(1, 408025212), (2, 204012606), (3, 136008404), (4, 102006303), (6, 68004202), (7, 58289316), (12, 34002101), (14, 29144658), (21, 19429772), (28, 14572329), (42, 9714886), (84, 4857443), (389, 1048908), (778, 524454), (1167, 349636), (1556, 262227), (2334, 174818), (2723, 149844), (4668, 87409), (5446, 74922), (8169, 49948), (10892, 37461), (12487, 32676), (16338, 24974)]