28745423

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9397}}^1$

素因数の和:9446

約数の個数: 16

約数和(自身を含む): 36088320

約数和(自身を除く): 7342897

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 9397, 65779, 178543, 216131, 1249801, 1512917, 4106489, 28745423]

約数ペア:

[(1, 28745423), (7, 4106489), (19, 1512917), (23, 1249801), (133, 216131), (161, 178543), (437, 65779), (3059, 9397)]