1261358013

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{809}}^1\times {\mathrm{7757}}^1$

素因数の和:8636

約数の個数: 16

約数和(自身を含む): 1709242560

約数和(自身を除く): 447884547

約数列:

[1, 3, 67, 201, 809, 2427, 7757, 23271, 54203, 162609, 519719, 1559157, 6275413, 18826239, 420452671, 1261358013]

約数ペア:

[(1, 1261358013), (3, 420452671), (67, 18826239), (201, 6275413), (809, 1559157), (2427, 519719), (7757, 162609), (23271, 54203)]