222442775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8231}}^1$

素因数の和:8311

約数の個数: 24

約数和(自身を含む): 293981184

約数和(自身を除く): 71538409

約数列:

[1, 5, 23, 25, 47, 115, 235, 575, 1081, 1175, 5405, 8231, 27025, 41155, 189313, 205775, 386857, 946565, 1934285, 4732825, 8897711, 9671425, 44488555, 222442775]

約数ペア:

[(1, 222442775), (5, 44488555), (23, 9671425), (25, 8897711), (47, 4732825), (115, 1934285), (235, 946565), (575, 386857), (1081, 205775), (1175, 189313), (5405, 41155), (8231, 27025)]