1640802957

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1\times {\mathrm{1423}}^1$

素因数の和:2449

約数の個数: 32

約数和(自身を含む): 2421301248

約数和(自身を除く): 780498291

約数列:

[1, 3, 17, 23, 51, 69, 391, 983, 1173, 1423, 2949, 4269, 16711, 22609, 24191, 32729, 50133, 67827, 72573, 98187, 384353, 556393, 1153059, 1398809, 1669179, 4196427, 23779753, 32172607, 71339259, 96517821, 546934319, 1640802957]

約数ペア:

[(1, 1640802957), (3, 546934319), (17, 96517821), (23, 71339259), (51, 32172607), (69, 23779753), (391, 4196427), (983, 1669179), (1173, 1398809), (1423, 1153059), (2949, 556393), (4269, 384353), (16711, 98187), (22609, 72573), (24191, 67827), (32729, 50133)]