25113573

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 41446080

約数和(自身を除く): 16332507

約数列:

[1, 3, 9, 17, 19, 51, 53, 57, 153, 159, 163, 171, 323, 477, 489, 901, 969, 1007, 1467, 2703, 2771, 2907, 3021, 3097, 8109, 8313, 8639, 9063, 9291, 17119, 24939, 25917, 27873, 51357, 52649, 77751, 146863, 154071, 157947, 164141, 440589, 473841, 492423, 1321767, 1477269, 2790397, 8371191, 25113573]

約数ペア:

[(1, 25113573), (3, 8371191), (9, 2790397), (17, 1477269), (19, 1321767), (51, 492423), (53, 473841), (57, 440589), (153, 164141), (159, 157947), (163, 154071), (171, 146863), (323, 77751), (477, 52649), (489, 51357), (901, 27873), (969, 25917), (1007, 24939), (1467, 17119), (2703, 9291), (2771, 9063), (2907, 8639), (3021, 8313), (3097, 8109)]