2913897

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 4787200

約数和(自身を除く): 1873303

約数列:

[1, 3, 7, 19, 21, 57, 67, 109, 133, 201, 327, 399, 469, 763, 1273, 1407, 2071, 2289, 3819, 6213, 7303, 8911, 14497, 21909, 26733, 43491, 51121, 138757, 153363, 416271, 971299, 2913897]

約数ペア:

[(1, 2913897), (3, 971299), (7, 416271), (19, 153363), (21, 138757), (57, 51121), (67, 43491), (109, 26733), (133, 21909), (201, 14497), (327, 8911), (399, 7303), (469, 6213), (763, 3819), (1273, 2289), (1407, 2071)]