128425128

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31663}}^1$

素因数の和:31698

約数の個数: 48

約数和(自身を含む): 347670720

約数和(自身を除く): 219245592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 31663, 63326, 94989, 126652, 189978, 253304, 379956, 411619, 759912, 823238, 1234857, 1646476, 2469714, 3292952, 4939428, 5351047, 9878856, 10702094, 16053141, 21404188, 32106282, 42808376, 64212564, 128425128]

約数ペア:

[(1, 128425128), (2, 64212564), (3, 42808376), (4, 32106282), (6, 21404188), (8, 16053141), (12, 10702094), (13, 9878856), (24, 5351047), (26, 4939428), (39, 3292952), (52, 2469714), (78, 1646476), (104, 1234857), (156, 823238), (169, 759912), (312, 411619), (338, 379956), (507, 253304), (676, 189978), (1014, 126652), (1352, 94989), (2028, 63326), (4056, 31663)]