25143867

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1381}}^1$

素因数の和:1428

約数の個数: 36

約数和(自身を含む): 44124496

約数和(自身を除く): 18980629

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 289, 357, 867, 1071, 1381, 2023, 2601, 4143, 6069, 9667, 12429, 18207, 23477, 29001, 70431, 87003, 164339, 211293, 399109, 493017, 1197327, 1479051, 2793763, 3591981, 8381289, 25143867]

約数ペア:

[(1, 25143867), (3, 8381289), (7, 3591981), (9, 2793763), (17, 1479051), (21, 1197327), (51, 493017), (63, 399109), (119, 211293), (153, 164339), (289, 87003), (357, 70431), (867, 29001), (1071, 23477), (1381, 18207), (2023, 12429), (2601, 9667), (4143, 6069)]