268566921

素因数分解:

$3^4\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1801}}^1$

素因数の和:2083

約数の個数: 40

約数和(自身を含む): 460504704

約数和(自身を除く): 191937783

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 263, 567, 789, 1801, 1841, 2367, 5403, 5523, 7101, 12607, 16209, 16569, 21303, 37821, 48627, 49707, 113463, 145881, 149121, 340389, 473663, 1021167, 1420989, 3315641, 4262967, 9946923, 12788901, 29840769, 38366703, 89522307, 268566921]

約数ペア:

[(1, 268566921), (3, 89522307), (7, 38366703), (9, 29840769), (21, 12788901), (27, 9946923), (63, 4262967), (81, 3315641), (189, 1420989), (263, 1021167), (567, 473663), (789, 340389), (1801, 149121), (1841, 145881), (2367, 113463), (5403, 49707), (5523, 48627), (7101, 37821), (12607, 21303), (16209, 16569)]