727605879

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3067}}^1$

素因数の和:3180

約数の個数: 64

約数和(自身を含む): 1319485440

約数和(自身を除く): 591879561

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 79, 91, 143, 231, 237, 273, 429, 553, 869, 1001, 1027, 1659, 2607, 3003, 3067, 3081, 6083, 7189, 9201, 11297, 18249, 21469, 21567, 33737, 33891, 39871, 64407, 79079, 101211, 119613, 236159, 237237, 242293, 279097, 438581, 708477, 726879, 837291, 1315743, 1696051, 2665223, 3070067, 3149809, 5088153, 7995669, 9210201, 9449427, 18656561, 22048663, 34647899, 55969683, 66145989, 103943697, 242535293, 727605879]

約数ペア:

[(1, 727605879), (3, 242535293), (7, 103943697), (11, 66145989), (13, 55969683), (21, 34647899), (33, 22048663), (39, 18656561), (77, 9449427), (79, 9210201), (91, 7995669), (143, 5088153), (231, 3149809), (237, 3070067), (273, 2665223), (429, 1696051), (553, 1315743), (869, 837291), (1001, 726879), (1027, 708477), (1659, 438581), (2607, 279097), (3003, 242293), (3067, 237237), (3081, 236159), (6083, 119613), (7189, 101211), (9201, 79079), (11297, 64407), (18249, 39871), (21469, 33891), (21567, 33737)]