78386217

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9901}}^1$

素因数の和:9953

約数の個数: 32

約数和(自身を含む): 133082880

約数和(自身を除く): 54696663

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 7917, 9901, 29703, 69307, 128713, 207921, 287129, 386139, 861387, 900991, 2009903, 2702973, 3732677, 6029709, 11198031, 26128739, 78386217]

約数ペア:

[(1, 78386217), (3, 26128739), (7, 11198031), (13, 6029709), (21, 3732677), (29, 2702973), (39, 2009903), (87, 900991), (91, 861387), (203, 386139), (273, 287129), (377, 207921), (609, 128713), (1131, 69307), (2639, 29703), (7917, 9901)]