28722843

素因数分解:

$3^5\times {\mathrm{17}}^2\times {\mathrm{409}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 45816680

約数和(自身を除く): 17093837

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 289, 409, 459, 867, 1227, 1377, 2601, 3681, 4131, 6953, 7803, 11043, 20859, 23409, 33129, 62577, 70227, 99387, 118201, 187731, 354603, 563193, 1063809, 1689579, 3191427, 9574281, 28722843]

約数ペア:

[(1, 28722843), (3, 9574281), (9, 3191427), (17, 1689579), (27, 1063809), (51, 563193), (81, 354603), (153, 187731), (243, 118201), (289, 99387), (409, 70227), (459, 62577), (867, 33129), (1227, 23409), (1377, 20859), (2601, 11043), (3681, 7803), (4131, 6953)]