289773926

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{1367}}^1$

素因数の和:1676

約数の個数: 32

約数和(自身を含む): 485388288

約数和(自身を除く): 195614362

約数列:

[1, 2, 13, 26, 31, 62, 263, 403, 526, 806, 1367, 2734, 3419, 6838, 8153, 16306, 17771, 35542, 42377, 84754, 105989, 211978, 359521, 550901, 719042, 1101802, 4673773, 9347546, 11145151, 22290302, 144886963, 289773926]

約数ペア:

[(1, 289773926), (2, 144886963), (13, 22290302), (26, 11145151), (31, 9347546), (62, 4673773), (263, 1101802), (403, 719042), (526, 550901), (806, 359521), (1367, 211978), (2734, 105989), (3419, 84754), (6838, 42377), (8153, 35542), (16306, 17771)]