1227215

素因数分解:

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

素因数の和:490

約数の個数: 16

約数和(自身を含む): 1640736

約数和(自身を除く): 413521

約数列:

[1, 5, 11, 53, 55, 265, 421, 583, 2105, 2915, 4631, 22313, 23155, 111565, 245443, 1227215]

約数ペア:

[(1, 1227215), (5, 245443), (11, 111565), (53, 23155), (55, 22313), (265, 4631), (421, 2915), (583, 2105)]