221049088

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{523}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 479833088

約数和(自身を除く): 258784000

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 208, 254, 256, 416, 508, 523, 832, 1016, 1046, 1651, 1664, 2032, 2092, 3302, 3328, 4064, 4184, 6604, 6799, 8128, 8368, 13208, 13598, 16256, 16736, 26416, 27196, 32512, 33472, 52832, 54392, 66421, 66944, 105664, 108784, 132842, 133888, 211328, 217568, 265684, 422656, 435136, 531368, 863473, 870272, 1062736, 1726946, 1740544, 2125472, 3453892, 4250944, 6907784, 8501888, 13815568, 17003776, 27631136, 55262272, 110524544, 221049088]

約数ペア:

[(1, 221049088), (2, 110524544), (4, 55262272), (8, 27631136), (13, 17003776), (16, 13815568), (26, 8501888), (32, 6907784), (52, 4250944), (64, 3453892), (104, 2125472), (127, 1740544), (128, 1726946), (208, 1062736), (254, 870272), (256, 863473), (416, 531368), (508, 435136), (523, 422656), (832, 265684), (1016, 217568), (1046, 211328), (1651, 133888), (1664, 132842), (2032, 108784), (2092, 105664), (3302, 66944), (3328, 66421), (4064, 54392), (4184, 52832), (6604, 33472), (6799, 32512), (8128, 27196), (8368, 26416), (13208, 16736), (13598, 16256)]