64895817

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^4\times {\mathrm{37}}^1$

素因数の和:115

約数の個数: 40

約数和(自身を含む): 107909056

約数和(自身を除く): 43013239

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 289, 357, 629, 777, 867, 1887, 2023, 4403, 4913, 6069, 10693, 13209, 14739, 32079, 34391, 74851, 83521, 103173, 181781, 224553, 250563, 545343, 584647, 1272467, 1753941, 3090277, 3817401, 9270831, 21631939, 64895817]

約数ペア:

[(1, 64895817), (3, 21631939), (7, 9270831), (17, 3817401), (21, 3090277), (37, 1753941), (51, 1272467), (111, 584647), (119, 545343), (259, 250563), (289, 224553), (357, 181781), (629, 103173), (777, 83521), (867, 74851), (1887, 34391), (2023, 32079), (4403, 14739), (4913, 13209), (6069, 10693)]