2851065

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{431}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 5909760

約数和(自身を除く): 3058695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 431, 441, 735, 945, 1293, 1323, 2155, 2205, 3017, 3879, 6465, 6615, 9051, 11637, 15085, 19395, 21119, 27153, 45255, 58185, 63357, 81459, 105595, 135765, 190071, 316785, 407295, 570213, 950355, 2851065]

約数ペア:

[(1, 2851065), (3, 950355), (5, 570213), (7, 407295), (9, 316785), (15, 190071), (21, 135765), (27, 105595), (35, 81459), (45, 63357), (49, 58185), (63, 45255), (105, 27153), (135, 21119), (147, 19395), (189, 15085), (245, 11637), (315, 9051), (431, 6615), (441, 6465), (735, 3879), (945, 3017), (1293, 2205), (1323, 2155)]