2051210315

素因数分解:

$5^1\times 7^6\times {\mathrm{11}}^1\times {\mathrm{317}}^1$

素因数の和:375

約数の個数: 56

約数和(自身を含む): 3142636272

約数和(自身を除く): 1091425957

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 317, 343, 385, 539, 1585, 1715, 2219, 2401, 2695, 3487, 3773, 11095, 12005, 15533, 16807, 17435, 18865, 24409, 26411, 77665, 84035, 108731, 117649, 122045, 132055, 170863, 184877, 543655, 588245, 761117, 854315, 924385, 1196041, 1294139, 3805585, 5327819, 5980205, 6470695, 8372287, 26639095, 37294733, 41861435, 58606009, 186473665, 293030045, 410242063, 2051210315]

約数ペア:

[(1, 2051210315), (5, 410242063), (7, 293030045), (11, 186473665), (35, 58606009), (49, 41861435), (55, 37294733), (77, 26639095), (245, 8372287), (317, 6470695), (343, 5980205), (385, 5327819), (539, 3805585), (1585, 1294139), (1715, 1196041), (2219, 924385), (2401, 854315), (2695, 761117), (3487, 588245), (3773, 543655), (11095, 184877), (12005, 170863), (15533, 132055), (16807, 122045), (17435, 117649), (18865, 108731), (24409, 84035), (26411, 77665)]