87651914

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 153964800

約数和(自身を除く): 66312886

約数列:

[1, 2, 7, 14, 71, 109, 142, 218, 497, 763, 809, 994, 1526, 1618, 5663, 7739, 11326, 15478, 54173, 57439, 88181, 108346, 114878, 176362, 402073, 617267, 804146, 1234534, 6260851, 12521702, 43825957, 87651914]

約数ペア:

[(1, 87651914), (2, 43825957), (7, 12521702), (14, 6260851), (71, 1234534), (109, 804146), (142, 617267), (218, 402073), (497, 176362), (763, 114878), (809, 108346), (994, 88181), (1526, 57439), (1618, 54173), (5663, 15478), (7739, 11326)]