266772987

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 441692160

約数和(自身を除く): 174919173

約数列:

[1, 3, 9, 13, 27, 39, 47, 103, 117, 141, 157, 309, 351, 423, 471, 611, 927, 1269, 1339, 1413, 1833, 2041, 2781, 4017, 4239, 4841, 5499, 6123, 7379, 12051, 14523, 16171, 16497, 18369, 22137, 36153, 43569, 48513, 55107, 62933, 66411, 95927, 130707, 145539, 188799, 199233, 210223, 287781, 436617, 566397, 630669, 760037, 863343, 1699191, 1892007, 2280111, 2590029, 5676021, 6840333, 9880481, 20520999, 29641443, 88924329, 266772987]

約数ペア:

[(1, 266772987), (3, 88924329), (9, 29641443), (13, 20520999), (27, 9880481), (39, 6840333), (47, 5676021), (103, 2590029), (117, 2280111), (141, 1892007), (157, 1699191), (309, 863343), (351, 760037), (423, 630669), (471, 566397), (611, 436617), (927, 287781), (1269, 210223), (1339, 199233), (1413, 188799), (1833, 145539), (2041, 130707), (2781, 95927), (4017, 66411), (4239, 62933), (4841, 55107), (5499, 48513), (6123, 43569), (7379, 36153), (12051, 22137), (14523, 18369), (16171, 16497)]