65721436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{7079}}^1$

素因数の和:7305

約数の個数: 24

約数和(自身を含む): 126080640

約数和(自身を除く): 60359204

約数列:

[1, 2, 4, 11, 22, 44, 211, 422, 844, 2321, 4642, 7079, 9284, 14158, 28316, 77869, 155738, 311476, 1493669, 2987338, 5974676, 16430359, 32860718, 65721436]

約数ペア:

[(1, 65721436), (2, 32860718), (4, 16430359), (11, 5974676), (22, 2987338), (44, 1493669), (211, 311476), (422, 155738), (844, 77869), (2321, 28316), (4642, 14158), (7079, 9284)]