255586072

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{147227}}^1$

素因数の和:147271

約数の個数: 32

約数和(自身を含む): 565355520

約数和(自身を除く): 309769448

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 147227, 294454, 588908, 1030589, 1177816, 2061178, 4122356, 4564037, 8244712, 9128074, 18256148, 31948259, 36512296, 63896518, 127793036, 255586072]

約数ペア:

[(1, 255586072), (2, 127793036), (4, 63896518), (7, 36512296), (8, 31948259), (14, 18256148), (28, 9128074), (31, 8244712), (56, 4564037), (62, 4122356), (124, 2061178), (217, 1177816), (248, 1030589), (434, 588908), (868, 294454), (1736, 147227)]