39895977

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 61009920

約数和(自身を除く): 21113943

約数列:

[1, 3, 11, 31, 33, 59, 93, 177, 341, 649, 661, 1023, 1829, 1947, 1983, 5487, 7271, 20119, 20491, 21813, 38999, 60357, 61473, 116997, 225401, 428989, 676203, 1208969, 1286967, 3626907, 13298659, 39895977]

約数ペア:

[(1, 39895977), (3, 13298659), (11, 3626907), (31, 1286967), (33, 1208969), (59, 676203), (93, 428989), (177, 225401), (341, 116997), (649, 61473), (661, 60357), (1023, 38999), (1829, 21813), (1947, 20491), (1983, 20119), (5487, 7271)]