81123484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67829}}^1$

素因数の和:67869

約数の個数: 24

約数和(自身を含む): 159536160

約数和(自身を除く): 78412676

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 67829, 135658, 271316, 881777, 1560067, 1763554, 3120134, 3527108, 6240268, 20280871, 40561742, 81123484]

約数ペア:

[(1, 81123484), (2, 40561742), (4, 20280871), (13, 6240268), (23, 3527108), (26, 3120134), (46, 1763554), (52, 1560067), (92, 881777), (299, 271316), (598, 135658), (1196, 67829)]