28225945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 39377664

約数和(自身を除く): 11151719

約数列:

[1, 5, 11, 23, 53, 55, 115, 253, 265, 421, 583, 1219, 1265, 2105, 2915, 4631, 6095, 9683, 13409, 22313, 23155, 48415, 67045, 106513, 111565, 245443, 513199, 532565, 1227215, 2565995, 5645189, 28225945]

約数ペア:

[(1, 28225945), (5, 5645189), (11, 2565995), (23, 1227215), (53, 532565), (55, 513199), (115, 245443), (253, 111565), (265, 106513), (421, 67045), (583, 48415), (1219, 23155), (1265, 22313), (2105, 13409), (2915, 9683), (4631, 6095)]