28488745

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 34776000

約数和(自身を除く): 6287255

約数列:

[1, 5, 139, 179, 229, 695, 895, 1145, 24881, 31831, 40991, 124405, 159155, 204955, 5697749, 28488745]

約数ペア:

[(1, 28488745), (5, 5697749), (139, 204955), (179, 159155), (229, 124405), (695, 40991), (895, 31831), (1145, 24881)]