2091302715

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{947}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 3610469376

約数和(自身を除く): 1519166661

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 173, 185, 345, 519, 555, 851, 865, 947, 2553, 2595, 2841, 3979, 4255, 4735, 6401, 11937, 12765, 14205, 19203, 19895, 21781, 32005, 35039, 59685, 65343, 96015, 105117, 108905, 147223, 163831, 175195, 326715, 441669, 491493, 525585, 736115, 805897, 819155, 2208345, 2417691, 2457465, 3768113, 4029485, 6061747, 11304339, 12088455, 18185241, 18840565, 30308735, 56521695, 90926205, 139420181, 418260543, 697100905, 2091302715]

約数ペア:

[(1, 2091302715), (3, 697100905), (5, 418260543), (15, 139420181), (23, 90926205), (37, 56521695), (69, 30308735), (111, 18840565), (115, 18185241), (173, 12088455), (185, 11304339), (345, 6061747), (519, 4029485), (555, 3768113), (851, 2457465), (865, 2417691), (947, 2208345), (2553, 819155), (2595, 805897), (2841, 736115), (3979, 525585), (4255, 491493), (4735, 441669), (6401, 326715), (11937, 175195), (12765, 163831), (14205, 147223), (19203, 108905), (19895, 105117), (21781, 96015), (32005, 65343), (35039, 59685)]