287981304

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{923017}}^1$

素因数の和:923039

約数の個数: 32

約数和(自身を含む): 775335120

約数和(自身を除く): 487353816

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 923017, 1846034, 2769051, 3692068, 5538102, 7384136, 11076204, 11999221, 22152408, 23998442, 35997663, 47996884, 71995326, 95993768, 143990652, 287981304]

約数ペア:

[(1, 287981304), (2, 143990652), (3, 95993768), (4, 71995326), (6, 47996884), (8, 35997663), (12, 23998442), (13, 22152408), (24, 11999221), (26, 11076204), (39, 7384136), (52, 5538102), (78, 3692068), (104, 2769051), (156, 1846034), (312, 923017)]