287288541

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{317}}^1\times {\mathrm{997}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 420824664

約数和(自身を除く): 133536123

約数列:

[1, 3, 9, 101, 303, 317, 909, 951, 997, 2853, 2991, 8973, 32017, 96051, 100697, 288153, 302091, 316049, 906273, 948147, 2844441, 31920949, 95762847, 287288541]

約数ペア:

[(1, 287288541), (3, 95762847), (9, 31920949), (101, 2844441), (303, 948147), (317, 906273), (909, 316049), (951, 302091), (997, 288153), (2853, 100697), (2991, 96051), (8973, 32017)]