253106049

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{4201}}^1$

素因数の和:4381

約数の個数: 32

約数和(自身を含む): 408770560

約数和(自身を除く): 155664511

約数列:

[1, 3, 7, 19, 21, 57, 133, 151, 399, 453, 1057, 2869, 3171, 4201, 8607, 12603, 20083, 29407, 60249, 79819, 88221, 239457, 558733, 634351, 1676199, 1903053, 4440457, 12052669, 13321371, 36158007, 84368683, 253106049]

約数ペア:

[(1, 253106049), (3, 84368683), (7, 36158007), (19, 13321371), (21, 12052669), (57, 4440457), (133, 1903053), (151, 1676199), (399, 634351), (453, 558733), (1057, 239457), (2869, 88221), (3171, 79819), (4201, 60249), (8607, 29407), (12603, 20083)]