71686772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{1427}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 132347040

約数和(自身を除く): 60660268

約数列:

[1, 2, 4, 19, 38, 76, 661, 1322, 1427, 2644, 2854, 5708, 12559, 25118, 27113, 50236, 54226, 108452, 943247, 1886494, 3772988, 17921693, 35843386, 71686772]

約数ペア:

[(1, 71686772), (2, 35843386), (4, 17921693), (19, 3772988), (38, 1886494), (76, 943247), (661, 108452), (1322, 54226), (1427, 50236), (2644, 27113), (2854, 25118), (5708, 12559)]