388698928

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{1447}}^1$

素因数の和:1721

約数の個数: 40

約数和(自身を含む): 765609728

約数和(自身を除く): 376910800

約数列:

[1, 2, 4, 8, 16, 103, 163, 206, 326, 412, 652, 824, 1304, 1447, 1648, 2608, 2894, 5788, 11576, 16789, 23152, 33578, 67156, 134312, 149041, 235861, 268624, 298082, 471722, 596164, 943444, 1192328, 1886888, 2384656, 3773776, 24293683, 48587366, 97174732, 194349464, 388698928]

約数ペア:

[(1, 388698928), (2, 194349464), (4, 97174732), (8, 48587366), (16, 24293683), (103, 3773776), (163, 2384656), (206, 1886888), (326, 1192328), (412, 943444), (652, 596164), (824, 471722), (1304, 298082), (1447, 268624), (1648, 235861), (2608, 149041), (2894, 134312), (5788, 67156), (11576, 33578), (16789, 23152)]