25077843

素因数分解:

$3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 44868096

約数和(自身を除く): 19790253

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 243, 483, 567, 621, 641, 1449, 1701, 1863, 1923, 4347, 4487, 5589, 5769, 13041, 13461, 14743, 17307, 39123, 40383, 44229, 51921, 103201, 121149, 132687, 155763, 309603, 363447, 398061, 928809, 1090341, 1194183, 2786427, 3582549, 8359281, 25077843]

約数ペア:

[(1, 25077843), (3, 8359281), (7, 3582549), (9, 2786427), (21, 1194183), (23, 1090341), (27, 928809), (63, 398061), (69, 363447), (81, 309603), (161, 155763), (189, 132687), (207, 121149), (243, 103201), (483, 51921), (567, 44229), (621, 40383), (641, 39123), (1449, 17307), (1701, 14743), (1863, 13461), (1923, 13041), (4347, 5769), (4487, 5589)]