161845292

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{587}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 333231360

約数和(自身を除く): 171386068

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 229, 301, 458, 587, 602, 916, 1174, 1204, 1603, 2348, 3206, 4109, 6412, 8218, 9847, 16436, 19694, 25241, 39388, 50482, 68929, 100964, 134423, 137858, 176687, 268846, 275716, 353374, 537692, 706748, 940961, 1881922, 3763844, 5780189, 11560378, 23120756, 40461323, 80922646, 161845292]

約数ペア:

[(1, 161845292), (2, 80922646), (4, 40461323), (7, 23120756), (14, 11560378), (28, 5780189), (43, 3763844), (86, 1881922), (172, 940961), (229, 706748), (301, 537692), (458, 353374), (587, 275716), (602, 268846), (916, 176687), (1174, 137858), (1204, 134423), (1603, 100964), (2348, 68929), (3206, 50482), (4109, 39388), (6412, 25241), (8218, 19694), (9847, 16436)]