1238692785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{311}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 2199674880

約数和(自身を除く): 960982095

約数列:

[1, 3, 5, 11, 15, 33, 55, 101, 165, 239, 303, 311, 505, 717, 933, 1111, 1195, 1515, 1555, 2629, 3333, 3421, 3585, 4665, 5555, 7887, 10263, 13145, 16665, 17105, 24139, 31411, 39435, 51315, 72417, 74329, 94233, 120695, 157055, 222987, 265529, 345521, 362085, 371645, 471165, 796587, 817619, 1036563, 1114935, 1327645, 1727605, 2452857, 3982935, 4088095, 5182815, 7507229, 12264285, 22521687, 37536145, 82579519, 112608435, 247738557, 412897595, 1238692785]

約数ペア:

[(1, 1238692785), (3, 412897595), (5, 247738557), (11, 112608435), (15, 82579519), (33, 37536145), (55, 22521687), (101, 12264285), (165, 7507229), (239, 5182815), (303, 4088095), (311, 3982935), (505, 2452857), (717, 1727605), (933, 1327645), (1111, 1114935), (1195, 1036563), (1515, 817619), (1555, 796587), (2629, 471165), (3333, 371645), (3421, 362085), (3585, 345521), (4665, 265529), (5555, 222987), (7887, 157055), (10263, 120695), (13145, 94233), (16665, 74329), (17105, 72417), (24139, 51315), (31411, 39435)]