397350415

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1951}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 621766656

約数和(自身を除く): 224416241

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 529, 805, 1265, 1771, 1951, 2645, 3703, 5819, 8855, 9755, 13657, 18515, 21461, 29095, 40733, 44873, 68285, 107305, 150227, 203665, 224365, 314111, 493603, 751135, 1032079, 1570555, 2468015, 3455221, 5160395, 7224553, 11352869, 17276105, 36122765, 56764345, 79470083, 397350415]

約数ペア:

[(1, 397350415), (5, 79470083), (7, 56764345), (11, 36122765), (23, 17276105), (35, 11352869), (55, 7224553), (77, 5160395), (115, 3455221), (161, 2468015), (253, 1570555), (385, 1032079), (529, 751135), (805, 493603), (1265, 314111), (1771, 224365), (1951, 203665), (2645, 150227), (3703, 107305), (5819, 68285), (8855, 44873), (9755, 40733), (13657, 29095), (18515, 21461)]