213885784

素因数分解:

$2^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{12689}}^1$

素因数の和:12752

約数の個数: 48

約数和(自身を含む): 477397800

約数和(自身を除く): 263512016

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 301, 344, 392, 602, 1204, 2107, 2408, 4214, 8428, 12689, 16856, 25378, 50756, 88823, 101512, 177646, 355292, 545627, 621761, 710584, 1091254, 1243522, 2182508, 2487044, 3819389, 4365016, 4974088, 7638778, 15277556, 26735723, 30555112, 53471446, 106942892, 213885784]

約数ペア:

[(1, 213885784), (2, 106942892), (4, 53471446), (7, 30555112), (8, 26735723), (14, 15277556), (28, 7638778), (43, 4974088), (49, 4365016), (56, 3819389), (86, 2487044), (98, 2182508), (172, 1243522), (196, 1091254), (301, 710584), (344, 621761), (392, 545627), (602, 355292), (1204, 177646), (2107, 101512), (2408, 88823), (4214, 50756), (8428, 25378), (12689, 16856)]