28825251

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6211}}^1$

素因数の和:6251

約数の個数: 32

約数和(自身を含む): 50093568

約数和(自身を除く): 21268317

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 6211, 18633, 43477, 80743, 105587, 130431, 242229, 316761, 565201, 739109, 1372631, 1695603, 2217327, 4117893, 9608417, 28825251]

約数ペア:

[(1, 28825251), (3, 9608417), (7, 4117893), (13, 2217327), (17, 1695603), (21, 1372631), (39, 739109), (51, 565201), (91, 316761), (119, 242229), (221, 130431), (273, 105587), (357, 80743), (663, 43477), (1547, 18633), (4641, 6211)]