215681168

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{1523}}^1$

素因数の和:1751

約数の個数: 40

約数和(自身を含む): 428597568

約数和(自身を除く): 212916400

約数列:

[1, 2, 4, 8, 16, 53, 106, 167, 212, 334, 424, 668, 848, 1336, 1523, 2672, 3046, 6092, 8851, 12184, 17702, 24368, 35404, 70808, 80719, 141616, 161438, 254341, 322876, 508682, 645752, 1017364, 1291504, 2034728, 4069456, 13480073, 26960146, 53920292, 107840584, 215681168]

約数ペア:

[(1, 215681168), (2, 107840584), (4, 53920292), (8, 26960146), (16, 13480073), (53, 4069456), (106, 2034728), (167, 1291504), (212, 1017364), (334, 645752), (424, 508682), (668, 322876), (848, 254341), (1336, 161438), (1523, 141616), (2672, 80719), (3046, 70808), (6092, 35404), (8851, 24368), (12184, 17702)]