28519513

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2237}}^1$

素因数の和:2328

約数の個数: 16

約数和(自身を含む): 33301440

約数和(自身を除く): 4781927

約数列:

[1, 11, 19, 61, 209, 671, 1159, 2237, 12749, 24607, 42503, 136457, 467533, 1501027, 2592683, 28519513]

約数ペア:

[(1, 28519513), (11, 2592683), (19, 1501027), (61, 467533), (209, 136457), (671, 42503), (1159, 24607), (2237, 12749)]