64990254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{25367}}^1$

素因数の和:25440

約数の個数: 32

約数和(自身を含む): 150990336

約数和(自身を除く): 86000082

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 25367, 50734, 76101, 152202, 177569, 355138, 532707, 1065414, 1547387, 3094774, 4642161, 9284322, 10831709, 21663418, 32495127, 64990254]

約数ペア:

[(1, 64990254), (2, 32495127), (3, 21663418), (6, 10831709), (7, 9284322), (14, 4642161), (21, 3094774), (42, 1547387), (61, 1065414), (122, 532707), (183, 355138), (366, 177569), (427, 152202), (854, 76101), (1281, 50734), (2562, 25367)]