389405522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{991}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 651815424

約数和(自身を除く): 262409902

約数列:

[1, 2, 11, 22, 53, 106, 337, 583, 674, 991, 1166, 1982, 3707, 7414, 10901, 17861, 21802, 35722, 52523, 105046, 196471, 333967, 392942, 577753, 667934, 1155506, 3673637, 7347274, 17700251, 35400502, 194702761, 389405522]

約数ペア:

[(1, 389405522), (2, 194702761), (11, 35400502), (22, 17700251), (53, 7347274), (106, 3673637), (337, 1155506), (583, 667934), (674, 577753), (991, 392942), (1166, 333967), (1982, 196471), (3707, 105046), (7414, 52523), (10901, 35722), (17861, 21802)]