31227976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6983}}^1$

素因数の和:7045

約数の個数: 32

約数和(自身を含む): 64532160

約数和(自身を除く): 33304184

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 6983, 13966, 27932, 55864, 90779, 181558, 300269, 363116, 600538, 726232, 1201076, 2402152, 3903497, 7806994, 15613988, 31227976]

約数ペア:

[(1, 31227976), (2, 15613988), (4, 7806994), (8, 3903497), (13, 2402152), (26, 1201076), (43, 726232), (52, 600538), (86, 363116), (104, 300269), (172, 181558), (344, 90779), (559, 55864), (1118, 27932), (2236, 13966), (4472, 6983)]