40687545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 69275520

約数和(自身を除く): 28587975

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 379, 421, 1137, 1263, 1895, 2105, 5685, 6315, 6443, 7157, 19329, 21471, 32215, 35785, 96645, 107355, 159559, 478677, 797795, 2393385, 2712503, 8137509, 13562515, 40687545]

約数ペア:

[(1, 40687545), (3, 13562515), (5, 8137509), (15, 2712503), (17, 2393385), (51, 797795), (85, 478677), (255, 159559), (379, 107355), (421, 96645), (1137, 35785), (1263, 32215), (1895, 21471), (2105, 19329), (5685, 7157), (6315, 6443)]