816518248

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{8069}}^1$

素因数の和:8234

約数の個数: 64

約数和(自身を含む): 1898064000

約数和(自身を除く): 1081545752

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 139, 182, 278, 364, 556, 728, 973, 1112, 1807, 1946, 3614, 3892, 7228, 7784, 8069, 12649, 14456, 16138, 25298, 32276, 50596, 56483, 64552, 101192, 104897, 112966, 209794, 225932, 419588, 451864, 734279, 839176, 1121591, 1468558, 2243182, 2937116, 4486364, 5874232, 7851137, 8972728, 14580683, 15702274, 29161366, 31404548, 58322732, 62809096, 102064781, 116645464, 204129562, 408259124, 816518248]

約数ペア:

[(1, 816518248), (2, 408259124), (4, 204129562), (7, 116645464), (8, 102064781), (13, 62809096), (14, 58322732), (26, 31404548), (28, 29161366), (52, 15702274), (56, 14580683), (91, 8972728), (104, 7851137), (139, 5874232), (182, 4486364), (278, 2937116), (364, 2243182), (556, 1468558), (728, 1121591), (973, 839176), (1112, 734279), (1807, 451864), (1946, 419588), (3614, 225932), (3892, 209794), (7228, 112966), (7784, 104897), (8069, 101192), (12649, 64552), (14456, 56483), (16138, 50596), (25298, 32276)]