28220676

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{487}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 72145920

約数和(自身を除く): 43925244

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 439, 487, 878, 974, 1317, 1461, 1756, 1948, 2634, 2922, 4829, 5268, 5357, 5844, 9658, 10714, 14487, 16071, 19316, 21428, 28974, 32142, 57948, 64284, 213793, 427586, 641379, 855172, 1282758, 2351723, 2565516, 4703446, 7055169, 9406892, 14110338, 28220676]

約数ペア:

[(1, 28220676), (2, 14110338), (3, 9406892), (4, 7055169), (6, 4703446), (11, 2565516), (12, 2351723), (22, 1282758), (33, 855172), (44, 641379), (66, 427586), (132, 213793), (439, 64284), (487, 57948), (878, 32142), (974, 28974), (1317, 21428), (1461, 19316), (1756, 16071), (1948, 14487), (2634, 10714), (2922, 9658), (4829, 5844), (5268, 5357)]