1911331315

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{2731}}^1$

素因数の和:2947

約数の個数: 32

約数和(自身を含む): 2478470400

約数和(自身を除く): 567139085

約数列:

[1, 5, 19, 53, 95, 139, 265, 695, 1007, 2641, 2731, 5035, 7367, 13205, 13655, 36835, 51889, 139973, 144743, 259445, 379609, 699865, 723715, 1898045, 2750117, 7212571, 13750585, 20119277, 36062855, 100596385, 382266263, 1911331315]

約数ペア:

[(1, 1911331315), (5, 382266263), (19, 100596385), (53, 36062855), (95, 20119277), (139, 13750585), (265, 7212571), (695, 2750117), (1007, 1898045), (2641, 723715), (2731, 699865), (5035, 379609), (7367, 259445), (13205, 144743), (13655, 139973), (36835, 51889)]