28813212

素因数分解:

$2^2\times 3^3\times {\mathrm{431}}^1\times {\mathrm{619}}^1$

素因数の和:1063

約数の個数: 48

約数和(自身を含む): 74995200

約数和(自身を除く): 46181988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 431, 619, 862, 1238, 1293, 1724, 1857, 2476, 2586, 3714, 3879, 5172, 5571, 7428, 7758, 11142, 11637, 15516, 16713, 22284, 23274, 33426, 46548, 66852, 266789, 533578, 800367, 1067156, 1600734, 2401101, 3201468, 4802202, 7203303, 9604404, 14406606, 28813212]

約数ペア:

[(1, 28813212), (2, 14406606), (3, 9604404), (4, 7203303), (6, 4802202), (9, 3201468), (12, 2401101), (18, 1600734), (27, 1067156), (36, 800367), (54, 533578), (108, 266789), (431, 66852), (619, 46548), (862, 33426), (1238, 23274), (1293, 22284), (1724, 16713), (1857, 15516), (2476, 11637), (2586, 11142), (3714, 7758), (3879, 7428), (5172, 5571)]