25381323

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 43858080

約数和(自身を除く): 18476757

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 121, 153, 187, 297, 363, 457, 459, 561, 1089, 1371, 1683, 2057, 3267, 4113, 5027, 5049, 6171, 7769, 12339, 15081, 18513, 23307, 45243, 55297, 55539, 69921, 85459, 135729, 165891, 209763, 256377, 497673, 769131, 940049, 1493019, 2307393, 2820147, 8460441, 25381323]

約数ペア:

[(1, 25381323), (3, 8460441), (9, 2820147), (11, 2307393), (17, 1493019), (27, 940049), (33, 769131), (51, 497673), (99, 256377), (121, 209763), (153, 165891), (187, 135729), (297, 85459), (363, 69921), (457, 55539), (459, 55297), (561, 45243), (1089, 23307), (1371, 18513), (1683, 15081), (2057, 12339), (3267, 7769), (4113, 6171), (5027, 5049)]