208545778

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{5303}}^1$

素因数の和:5418

約数の個数: 24

約数和(自身を含む): 364448448

約数和(自身を除く): 155902670

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 2809, 5303, 5618, 10606, 19663, 37121, 39326, 74242, 281059, 562118, 1967413, 3934826, 14896127, 29792254, 104272889, 208545778]

約数ペア:

[(1, 208545778), (2, 104272889), (7, 29792254), (14, 14896127), (53, 3934826), (106, 1967413), (371, 562118), (742, 281059), (2809, 74242), (5303, 39326), (5618, 37121), (10606, 19663)]