139490494

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 250699680

約数和(自身を除く): 111209186

約数列:

[1, 2, 11, 13, 22, 26, 101, 121, 143, 202, 242, 286, 439, 878, 1111, 1313, 1573, 2222, 2626, 3146, 4829, 5707, 9658, 11414, 12221, 14443, 24442, 28886, 44339, 53119, 62777, 88678, 106238, 125554, 158873, 317746, 487729, 576407, 690547, 975458, 1152814, 1381094, 5365019, 6340477, 10730038, 12680954, 69745247, 139490494]

約数ペア:

[(1, 139490494), (2, 69745247), (11, 12680954), (13, 10730038), (22, 6340477), (26, 5365019), (101, 1381094), (121, 1152814), (143, 975458), (202, 690547), (242, 576407), (286, 487729), (439, 317746), (878, 158873), (1111, 125554), (1313, 106238), (1573, 88678), (2222, 62777), (2626, 53119), (3146, 44339), (4829, 28886), (5707, 24442), (9658, 14443), (11414, 12221)]