255923798403

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1459}}^1\times {\mathrm{642529}}^1$

素因数の和:644011

約数の個数: 32

約数和(自身を含む): 420266022400

約数和(自身を除く): 164342223997

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1459, 4377, 10213, 18967, 30639, 56901, 132769, 398307, 642529, 1927587, 4497703, 8352877, 13493109, 25058631, 58470139, 175410417, 937449811, 2812349433, 6562148677, 12186847543, 19686446031, 36560542629, 85307932801, 255923798403]

約数ペア:

[(1, 255923798403), (3, 85307932801), (7, 36560542629), (13, 19686446031), (21, 12186847543), (39, 6562148677), (91, 2812349433), (273, 937449811), (1459, 175410417), (4377, 58470139), (10213, 25058631), (18967, 13493109), (30639, 8352877), (56901, 4497703), (132769, 1927587), (398307, 642529)]