72672019

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{6737}}^1$

素因数の和:6834

約数の個数: 16

約数和(自身を含む): 87971328

約数和(自身を除く): 15299309

約数列:

[1, 7, 23, 67, 161, 469, 1541, 6737, 10787, 47159, 154951, 451379, 1084657, 3159653, 10381717, 72672019]

約数ペア:

[(1, 72672019), (7, 10381717), (23, 3159653), (67, 1084657), (161, 451379), (469, 154951), (1541, 47159), (6737, 10787)]