28607229

素因数分解:

$3^3\times 7^3\times {\mathrm{3089}}^1$

素因数の和:3119

約数の個数: 32

約数和(自身を含む): 49440000

約数和(自身を除く): 20832771

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 3089, 9261, 9267, 21623, 27801, 64869, 83403, 151361, 194607, 454083, 583821, 1059527, 1362249, 3178581, 4086747, 9535743, 28607229]

約数ペア:

[(1, 28607229), (3, 9535743), (7, 4086747), (9, 3178581), (21, 1362249), (27, 1059527), (49, 583821), (63, 454083), (147, 194607), (189, 151361), (343, 83403), (441, 64869), (1029, 27801), (1323, 21623), (3087, 9267), (3089, 9261)]