12777908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 26671680

約数和(自身を除く): 13893772

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 89, 143, 178, 251, 286, 356, 502, 572, 979, 1004, 1157, 1958, 2314, 2761, 3263, 3916, 4628, 5522, 6526, 11044, 12727, 13052, 22339, 25454, 35893, 44678, 50908, 71786, 89356, 143572, 245729, 290407, 491458, 580814, 982916, 1161628, 3194477, 6388954, 12777908]

約数ペア:

[(1, 12777908), (2, 6388954), (4, 3194477), (11, 1161628), (13, 982916), (22, 580814), (26, 491458), (44, 290407), (52, 245729), (89, 143572), (143, 89356), (178, 71786), (251, 50908), (286, 44678), (356, 35893), (502, 25454), (572, 22339), (979, 13052), (1004, 12727), (1157, 11044), (1958, 6526), (2314, 5522), (2761, 4628), (3263, 3916)]