204548985

素因数分解:

$3^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{6961}}^1$

素因数の和:7625

約数の個数: 24

約数和(自身を含む): 355145544

約数和(自身を除く): 150596559

約数列:

[1, 3, 5, 9, 15, 45, 653, 1959, 3265, 5877, 6961, 9795, 20883, 29385, 34805, 62649, 104415, 313245, 4545533, 13636599, 22727665, 40909797, 68182995, 204548985]

約数ペア:

[(1, 204548985), (3, 68182995), (5, 40909797), (9, 22727665), (15, 13636599), (45, 4545533), (653, 313245), (1959, 104415), (3265, 62649), (5877, 34805), (6961, 29385), (9795, 20883)]