4990141

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:348

約数の個数: 16

約数和(自身を含む): 5745600

約数和(自身を除く): 755459

約数列:

[1, 13, 19, 89, 227, 247, 1157, 1691, 2951, 4313, 20203, 21983, 56069, 262639, 383857, 4990141]

約数ペア:

[(1, 4990141), (13, 383857), (19, 262639), (89, 56069), (227, 21983), (247, 20203), (1157, 4313), (1691, 2951)]