13247715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1657}}^1$

素因数の和:1719

約数の個数: 32

約数和(自身を含む): 23397696

約数和(自身を除く): 10149981

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 1657, 2665, 4971, 7995, 8285, 21541, 24855, 64623, 67937, 107705, 203811, 323115, 339685, 883181, 1019055, 2649543, 4415905, 13247715]

約数ペア:

[(1, 13247715), (3, 4415905), (5, 2649543), (13, 1019055), (15, 883181), (39, 339685), (41, 323115), (65, 203811), (123, 107705), (195, 67937), (205, 64623), (533, 24855), (615, 21541), (1599, 8285), (1657, 7995), (2665, 4971)]