12499992

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1249}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 34125000

約数和(自身を除く): 21625008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 1112, 1249, 1251, 1668, 2498, 2502, 3336, 3747, 4996, 5004, 7494, 9992, 10008, 11241, 14988, 22482, 29976, 44964, 89928, 173611, 347222, 520833, 694444, 1041666, 1388888, 1562499, 2083332, 3124998, 4166664, 6249996, 12499992]

約数ペア:

[(1, 12499992), (2, 6249996), (3, 4166664), (4, 3124998), (6, 2083332), (8, 1562499), (9, 1388888), (12, 1041666), (18, 694444), (24, 520833), (36, 347222), (72, 173611), (139, 89928), (278, 44964), (417, 29976), (556, 22482), (834, 14988), (1112, 11241), (1249, 10008), (1251, 9992), (1668, 7494), (2498, 5004), (2502, 4996), (3336, 3747)]