2131892

素因数分解:

$2^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 36

約数和(自身を含む): 4428900

約数和(自身を除く): 2297008

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 146, 149, 196, 292, 298, 511, 596, 1022, 1043, 2044, 2086, 3577, 4172, 7154, 7301, 10877, 14308, 14602, 21754, 29204, 43508, 76139, 152278, 304556, 532973, 1065946, 2131892]

約数ペア:

[(1, 2131892), (2, 1065946), (4, 532973), (7, 304556), (14, 152278), (28, 76139), (49, 43508), (73, 29204), (98, 21754), (146, 14602), (149, 14308), (196, 10877), (292, 7301), (298, 7154), (511, 4172), (596, 3577), (1022, 2086), (1043, 2044)]