213038906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{761}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 345643200

約数和(自身を除く): 132604294

約数列:

[1, 2, 19, 38, 53, 106, 139, 278, 761, 1007, 1522, 2014, 2641, 5282, 7367, 14459, 14734, 28918, 40333, 80666, 105779, 139973, 211558, 279946, 766327, 1532654, 2009801, 4019602, 5606287, 11212574, 106519453, 213038906]

約数ペア:

[(1, 213038906), (2, 106519453), (19, 11212574), (38, 5606287), (53, 4019602), (106, 2009801), (139, 1532654), (278, 766327), (761, 279946), (1007, 211558), (1522, 139973), (2014, 105779), (2641, 80666), (5282, 40333), (7367, 28918), (14459, 14734)]