28321804

素因数分解:

$2^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{631}}^1$

素因数の和:878

約数の個数: 36

約数和(自身を含む): 57998640

約数和(自身を除く): 29676836

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 229, 458, 631, 916, 1262, 1603, 2524, 3206, 4417, 6412, 8834, 11221, 17668, 22442, 30919, 44884, 61838, 123676, 144499, 288998, 577996, 1011493, 2022986, 4045972, 7080451, 14160902, 28321804]

約数ペア:

[(1, 28321804), (2, 14160902), (4, 7080451), (7, 4045972), (14, 2022986), (28, 1011493), (49, 577996), (98, 288998), (196, 144499), (229, 123676), (458, 61838), (631, 44884), (916, 30919), (1262, 22442), (1603, 17668), (2524, 11221), (3206, 8834), (4417, 6412)]