28247024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1137

約数の個数: 40

約数和(自身を含む): 59423280

約数和(自身を除く): 31176256

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 977, 1112, 1807, 1954, 2224, 3614, 3908, 7228, 7816, 12701, 14456, 15632, 25402, 28912, 50804, 101608, 135803, 203216, 271606, 543212, 1086424, 1765439, 2172848, 3530878, 7061756, 14123512, 28247024]

約数ペア:

[(1, 28247024), (2, 14123512), (4, 7061756), (8, 3530878), (13, 2172848), (16, 1765439), (26, 1086424), (52, 543212), (104, 271606), (139, 203216), (208, 135803), (278, 101608), (556, 50804), (977, 28912), (1112, 25402), (1807, 15632), (1954, 14456), (2224, 12701), (3614, 7816), (3908, 7228)]