178440028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{51217}}^1$

素因数の和:51301

約数の個数: 24

約数和(自身を含む): 341316752

約数和(自身を除く): 162876724

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 51217, 102434, 204868, 665821, 1331642, 2663284, 3431539, 6863078, 13726156, 44610007, 89220014, 178440028]

約数ペア:

[(1, 178440028), (2, 89220014), (4, 44610007), (13, 13726156), (26, 6863078), (52, 3431539), (67, 2663284), (134, 1331642), (268, 665821), (871, 204868), (1742, 102434), (3484, 51217)]