6816225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6991}}^1$

素因数の和:7017

約数の個数: 24

約数和(自身を含む): 12138112

約数和(自身を除く): 5321887

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 6991, 20973, 34955, 90883, 104865, 174775, 272649, 454415, 524325, 1363245, 2272075, 6816225]

約数ペア:

[(1, 6816225), (3, 2272075), (5, 1363245), (13, 524325), (15, 454415), (25, 272649), (39, 174775), (65, 104865), (75, 90883), (195, 34955), (325, 20973), (975, 6991)]