261042369

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1\times {\mathrm{859}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 412800000

約数和(自身を除く): 151757631

約数列:

[1, 3, 7, 21, 29, 87, 203, 499, 609, 859, 1497, 2577, 3493, 6013, 10479, 14471, 18039, 24911, 43413, 74733, 101297, 174377, 303891, 428641, 523131, 1285923, 3000487, 9001461, 12430589, 37291767, 87014123, 261042369]

約数ペア:

[(1, 261042369), (3, 87014123), (7, 37291767), (21, 12430589), (29, 9001461), (87, 3000487), (203, 1285923), (499, 523131), (609, 428641), (859, 303891), (1497, 174377), (2577, 101297), (3493, 74733), (6013, 43413), (10479, 24911), (14471, 18039)]