87272787

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1789}}^1$

素因数の和:1923

約数の個数: 32

約数和(自身を含む): 140221440

約数和(自身を除く): 52948653

約数列:

[1, 3, 7, 21, 23, 69, 101, 161, 303, 483, 707, 1789, 2121, 2323, 5367, 6969, 12523, 16261, 37569, 41147, 48783, 123441, 180689, 288029, 542067, 864087, 1264823, 3794469, 4155847, 12467541, 29090929, 87272787]

約数ペア:

[(1, 87272787), (3, 29090929), (7, 12467541), (21, 4155847), (23, 3794469), (69, 1264823), (101, 864087), (161, 542067), (303, 288029), (483, 180689), (707, 123441), (1789, 48783), (2121, 41147), (2323, 37569), (5367, 16261), (6969, 12523)]