220051521

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{761}}^1$

素因数の和:894

約数の個数: 36

約数和(自身を含む): 339676740

約数和(自身を除く): 119625219

約数列:

[1, 3, 9, 19, 57, 89, 171, 267, 361, 761, 801, 1083, 1691, 2283, 3249, 5073, 6849, 14459, 15219, 32129, 43377, 67729, 96387, 130131, 203187, 274721, 289161, 609561, 824163, 1286851, 2472489, 3860553, 11581659, 24450169, 73350507, 220051521]

約数ペア:

[(1, 220051521), (3, 73350507), (9, 24450169), (19, 11581659), (57, 3860553), (89, 2472489), (171, 1286851), (267, 824163), (361, 609561), (761, 289161), (801, 274721), (1083, 203187), (1691, 130131), (2283, 96387), (3249, 67729), (5073, 43377), (6849, 32129), (14459, 15219)]