1520681931

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{773}}^1$

素因数の和:1097

約数の個数: 40

約数和(自身を含む): 2303888400

約数和(自身を除く): 783206469

約数列:

[1, 3, 9, 27, 81, 149, 163, 447, 489, 773, 1341, 1467, 2319, 4023, 4401, 6957, 12069, 13203, 20871, 24287, 62613, 72861, 115177, 125999, 218583, 345531, 377997, 655749, 1036593, 1133991, 1967247, 3109779, 3401973, 9329337, 10205919, 18773851, 56321553, 168964659, 506893977, 1520681931]

約数ペア:

[(1, 1520681931), (3, 506893977), (9, 168964659), (27, 56321553), (81, 18773851), (149, 10205919), (163, 9329337), (447, 3401973), (489, 3109779), (773, 1967247), (1341, 1133991), (1467, 1036593), (2319, 655749), (4023, 377997), (4401, 345531), (6957, 218583), (12069, 125999), (13203, 115177), (20871, 72861), (24287, 62613)]