159173315

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 235651680

約数和(自身を除く): 76478365

約数列:

[1, 5, 7, 29, 35, 43, 49, 145, 203, 215, 245, 301, 521, 1015, 1247, 1421, 1505, 2107, 2605, 3647, 6235, 7105, 8729, 10535, 15109, 18235, 22403, 25529, 43645, 61103, 75545, 105763, 112015, 127645, 156821, 305515, 528815, 649687, 740341, 784105, 1097747, 3248435, 3701705, 4547809, 5488735, 22739045, 31834663, 159173315]

約数ペア:

[(1, 159173315), (5, 31834663), (7, 22739045), (29, 5488735), (35, 4547809), (43, 3701705), (49, 3248435), (145, 1097747), (203, 784105), (215, 740341), (245, 649687), (301, 528815), (521, 305515), (1015, 156821), (1247, 127645), (1421, 112015), (1505, 105763), (2107, 75545), (2605, 61103), (3647, 43645), (6235, 25529), (7105, 22403), (8729, 18235), (10535, 15109)]