12778012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3461}}^1$

素因数の和:3549

約数の個数: 24

約数和(自身を含む): 24427872

約数和(自身を除く): 11649860

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3461, 3692, 6922, 13844, 44993, 89986, 179972, 245731, 491462, 982924, 3194503, 6389006, 12778012]

約数ペア:

[(1, 12778012), (2, 6389006), (4, 3194503), (13, 982924), (26, 491462), (52, 245731), (71, 179972), (142, 89986), (284, 44993), (923, 13844), (1846, 6922), (3461, 3692)]