81294304

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27917}}^1$

素因数の和:27947

約数の個数: 48

約数和(自身を含む): 196989408

約数和(自身を除く): 115695104

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 27917, 55834, 111668, 195419, 223336, 362921, 390838, 446672, 725842, 781676, 893344, 1451684, 1563352, 2540447, 2903368, 3126704, 5080894, 5806736, 6253408, 10161788, 11613472, 20323576, 40647152, 81294304]

約数ペア:

[(1, 81294304), (2, 40647152), (4, 20323576), (7, 11613472), (8, 10161788), (13, 6253408), (14, 5806736), (16, 5080894), (26, 3126704), (28, 2903368), (32, 2540447), (52, 1563352), (56, 1451684), (91, 893344), (104, 781676), (112, 725842), (182, 446672), (208, 390838), (224, 362921), (364, 223336), (416, 195419), (728, 111668), (1456, 55834), (2912, 27917)]