2989807005

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71879}}^1$

素因数の和:71993

約数の個数: 32

約数和(自身を含む): 4968345600

約数和(自身を除く): 1978538595

約数列:

[1, 3, 5, 15, 47, 59, 141, 177, 235, 295, 705, 885, 2773, 8319, 13865, 41595, 71879, 215637, 359395, 1078185, 3378313, 4240861, 10134939, 12722583, 16891565, 21204305, 50674695, 63612915, 199320467, 597961401, 996602335, 2989807005]

約数ペア:

[(1, 2989807005), (3, 996602335), (5, 597961401), (15, 199320467), (47, 63612915), (59, 50674695), (141, 21204305), (177, 16891565), (235, 12722583), (295, 10134939), (705, 4240861), (885, 3378313), (2773, 1078185), (8319, 359395), (13865, 215637), (41595, 71879)]