1656360784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{25939}}^1$

素因数の和:26267

約数の個数: 40

約数和(自身を含む): 3467451680

約数和(自身を除く): 1811090896

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307, 614, 1228, 2456, 3991, 4912, 7982, 15964, 25939, 31928, 51878, 63856, 103756, 207512, 337207, 415024, 674414, 1348828, 2697656, 5395312, 7963273, 15926546, 31853092, 63706184, 103522549, 127412368, 207045098, 414090196, 828180392, 1656360784]

約数ペア:

[(1, 1656360784), (2, 828180392), (4, 414090196), (8, 207045098), (13, 127412368), (16, 103522549), (26, 63706184), (52, 31853092), (104, 15926546), (208, 7963273), (307, 5395312), (614, 2697656), (1228, 1348828), (2456, 674414), (3991, 415024), (4912, 337207), (7982, 207512), (15964, 103756), (25939, 63856), (31928, 51878)]