28317636

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{5659}}^1$

素因数の和:5808

約数の個数: 36

約数和(自身を含む): 72108400

約数和(自身を除く): 43790764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 5659, 11318, 16977, 22636, 33954, 50931, 67908, 101862, 203724, 786601, 1573202, 2359803, 3146404, 4719606, 7079409, 9439212, 14158818, 28317636]

約数ペア:

[(1, 28317636), (2, 14158818), (3, 9439212), (4, 7079409), (6, 4719606), (9, 3146404), (12, 2359803), (18, 1573202), (36, 786601), (139, 203724), (278, 101862), (417, 67908), (556, 50931), (834, 33954), (1251, 22636), (1668, 16977), (2502, 11318), (5004, 5659)]