206161408

素因数分解:

$2^9\times {\mathrm{31}}^2\times {\mathrm{419}}^1$

素因数の和:499

約数の個数: 60

約数和(自身を含む): 426652380

約数和(自身を除く): 220490972

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 419, 496, 512, 838, 961, 992, 1676, 1922, 1984, 3352, 3844, 3968, 6704, 7688, 7936, 12989, 13408, 15376, 15872, 25978, 26816, 30752, 51956, 53632, 61504, 103912, 107264, 123008, 207824, 214528, 246016, 402659, 415648, 492032, 805318, 831296, 1610636, 1662592, 3221272, 3325184, 6442544, 6650368, 12885088, 25770176, 51540352, 103080704, 206161408]

約数ペア:

[(1, 206161408), (2, 103080704), (4, 51540352), (8, 25770176), (16, 12885088), (31, 6650368), (32, 6442544), (62, 3325184), (64, 3221272), (124, 1662592), (128, 1610636), (248, 831296), (256, 805318), (419, 492032), (496, 415648), (512, 402659), (838, 246016), (961, 214528), (992, 207824), (1676, 123008), (1922, 107264), (1984, 103912), (3352, 61504), (3844, 53632), (3968, 51956), (6704, 30752), (7688, 26816), (7936, 25978), (12989, 15872), (13408, 15376)]