26947323

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 43894928

約数和(自身を除く): 16947605

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 157, 163, 351, 471, 489, 1053, 1413, 1467, 2041, 2119, 4239, 4401, 6123, 6357, 12717, 13203, 18369, 19071, 25591, 55107, 57213, 76773, 165321, 171639, 230319, 332683, 690957, 998049, 2072871, 2994147, 8982441, 26947323]

約数ペア:

[(1, 26947323), (3, 8982441), (9, 2994147), (13, 2072871), (27, 998049), (39, 690957), (81, 332683), (117, 230319), (157, 171639), (163, 165321), (351, 76773), (471, 57213), (489, 55107), (1053, 25591), (1413, 19071), (1467, 18369), (2041, 13203), (2119, 12717), (4239, 6357), (4401, 6123)]