4247155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 32

約数和(自身を含む): 5971968

約数和(自身を除く): 1724813

約数列:

[1, 5, 11, 31, 47, 53, 55, 155, 235, 265, 341, 517, 583, 1457, 1643, 1705, 2491, 2585, 2915, 7285, 8215, 12455, 16027, 18073, 27401, 77221, 80135, 90365, 137005, 386105, 849431, 4247155]

約数ペア:

[(1, 4247155), (5, 849431), (11, 386105), (31, 137005), (47, 90365), (53, 80135), (55, 77221), (155, 27401), (235, 18073), (265, 16027), (341, 12455), (517, 8215), (583, 7285), (1457, 2915), (1643, 2585), (1705, 2491)]