28201105

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{977}}^1$

素因数の和:1256

約数の個数: 16

約数和(自身を含む): 35489664

約数和(自身を除く): 7288559

約数列:

[1, 5, 23, 115, 251, 977, 1255, 4885, 5773, 22471, 28865, 112355, 245227, 1226135, 5640221, 28201105]

約数ペア:

[(1, 28201105), (5, 5640221), (23, 1226135), (115, 245227), (251, 112355), (977, 28865), (1255, 22471), (4885, 5773)]