28040445

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3919}}^1$

素因数の和:3986

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 22762755

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 3919, 7155, 11757, 19595, 35271, 58785, 105813, 176355, 207707, 529065, 623121, 1038535, 1869363, 3115605, 5608089, 9346815, 28040445]

約数ペア:

[(1, 28040445), (3, 9346815), (5, 5608089), (9, 3115605), (15, 1869363), (27, 1038535), (45, 623121), (53, 529065), (135, 207707), (159, 176355), (265, 105813), (477, 58785), (795, 35271), (1431, 19595), (2385, 11757), (3919, 7155)]