206877136

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{631}}^1\times {\mathrm{661}}^1$

素因数の和:1331

約数の個数: 40

約数和(自身を含む): 415036928

約数和(自身を除く): 208159792

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 631, 661, 1262, 1322, 2524, 2644, 5048, 5288, 10096, 10576, 19561, 20491, 39122, 40982, 78244, 81964, 156488, 163928, 312976, 327856, 417091, 834182, 1668364, 3336728, 6673456, 12929821, 25859642, 51719284, 103438568, 206877136]

約数ペア:

[(1, 206877136), (2, 103438568), (4, 51719284), (8, 25859642), (16, 12929821), (31, 6673456), (62, 3336728), (124, 1668364), (248, 834182), (496, 417091), (631, 327856), (661, 312976), (1262, 163928), (1322, 156488), (2524, 81964), (2644, 78244), (5048, 40982), (5288, 39122), (10096, 20491), (10576, 19561)]