311906252

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{12391}}^1$

素因数の和:12462

約数の個数: 48

約数和(自身を含む): 666193920

約数和(自身を除く): 354287668

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 58, 62, 116, 124, 203, 217, 406, 434, 812, 868, 899, 1798, 3596, 6293, 12391, 12586, 24782, 25172, 49564, 86737, 173474, 346948, 359339, 384121, 718678, 768242, 1437356, 1536484, 2515373, 2688847, 5030746, 5377694, 10061492, 10755388, 11139509, 22279018, 44558036, 77976563, 155953126, 311906252]

約数ペア:

[(1, 311906252), (2, 155953126), (4, 77976563), (7, 44558036), (14, 22279018), (28, 11139509), (29, 10755388), (31, 10061492), (58, 5377694), (62, 5030746), (116, 2688847), (124, 2515373), (203, 1536484), (217, 1437356), (406, 768242), (434, 718678), (812, 384121), (868, 359339), (899, 346948), (1798, 173474), (3596, 86737), (6293, 49564), (12391, 25172), (12586, 24782)]