28055295

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2927}}^1$

素因数の和:3012

約数の個数: 32

約数和(自身を含む): 50595840

約数和(自身を除く): 22540545

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 2927, 3195, 8781, 9585, 14635, 26343, 43905, 79029, 131715, 207817, 395145, 623451, 1039085, 1870353, 3117255, 5611059, 9351765, 28055295]

約数ペア:

[(1, 28055295), (3, 9351765), (5, 5611059), (9, 3117255), (15, 1870353), (27, 1039085), (45, 623451), (71, 395145), (135, 207817), (213, 131715), (355, 79029), (639, 43905), (1065, 26343), (1917, 14635), (2927, 9585), (3195, 8781)]