255355856

素因数分解:

$2^4\times 7^2\times {\mathrm{325709}}^1$

素因数の和:325731

約数の個数: 30

約数和(自身を含む): 575529570

約数和(自身を除く): 320173714

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 325709, 651418, 1302836, 2279963, 2605672, 4559926, 5211344, 9119852, 15959741, 18239704, 31919482, 36479408, 63838964, 127677928, 255355856]

約数ペア:

[(1, 255355856), (2, 127677928), (4, 63838964), (7, 36479408), (8, 31919482), (14, 18239704), (16, 15959741), (28, 9119852), (49, 5211344), (56, 4559926), (98, 2605672), (112, 2279963), (196, 1302836), (392, 651418), (784, 325709)]