27899684072

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{401}}^1\times {\mathrm{51461}}^1$

素因数の和:51894

約数の個数: 48

約数和(自身を含む): 56787802380

約数和(自身を除く): 28888118308

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 401, 676, 802, 1352, 1604, 3208, 5213, 10426, 20852, 41704, 51461, 67769, 102922, 135538, 205844, 271076, 411688, 542152, 668993, 1337986, 2675972, 5351944, 8696909, 17393818, 20635861, 34787636, 41271722, 69575272, 82543444, 165086888, 268266193, 536532386, 1073064772, 2146129544, 3487460509, 6974921018, 13949842036, 27899684072]

約数ペア:

[(1, 27899684072), (2, 13949842036), (4, 6974921018), (8, 3487460509), (13, 2146129544), (26, 1073064772), (52, 536532386), (104, 268266193), (169, 165086888), (338, 82543444), (401, 69575272), (676, 41271722), (802, 34787636), (1352, 20635861), (1604, 17393818), (3208, 8696909), (5213, 5351944), (10426, 2675972), (20852, 1337986), (41704, 668993), (51461, 542152), (67769, 411688), (102922, 271076), (135538, 205844)]