2643284988

素因数分解:

$2^2\times 3^5\times {\mathrm{131}}^1\times {\mathrm{20759}}^1$

素因数の和:20909

約数の個数: 72

約数和(自身を含む): 6982335360

約数和(自身を除く): 4339050372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 131, 162, 243, 262, 324, 393, 486, 524, 786, 972, 1179, 1572, 2358, 3537, 4716, 7074, 10611, 14148, 20759, 21222, 31833, 41518, 42444, 62277, 63666, 83036, 124554, 127332, 186831, 249108, 373662, 560493, 747324, 1120986, 1681479, 2241972, 2719429, 3362958, 5044437, 5438858, 6725916, 8158287, 10088874, 10877716, 16316574, 20177748, 24474861, 32633148, 48949722, 73424583, 97899444, 146849166, 220273749, 293698332, 440547498, 660821247, 881094996, 1321642494, 2643284988]

約数ペア:

[(1, 2643284988), (2, 1321642494), (3, 881094996), (4, 660821247), (6, 440547498), (9, 293698332), (12, 220273749), (18, 146849166), (27, 97899444), (36, 73424583), (54, 48949722), (81, 32633148), (108, 24474861), (131, 20177748), (162, 16316574), (243, 10877716), (262, 10088874), (324, 8158287), (393, 6725916), (486, 5438858), (524, 5044437), (786, 3362958), (972, 2719429), (1179, 2241972), (1572, 1681479), (2358, 1120986), (3537, 747324), (4716, 560493), (7074, 373662), (10611, 249108), (14148, 186831), (20759, 127332), (21222, 124554), (31833, 83036), (41518, 63666), (42444, 62277)]