427704290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{2677}}^1$

素因数の和:3926

約数の個数: 32

約数和(自身を含む): 830072880

約数和(自身を除く): 402368590

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1229, 2458, 2677, 5354, 6145, 12290, 13385, 15977, 26770, 31954, 34801, 69602, 79885, 159770, 174005, 348010, 3290033, 6580066, 16450165, 32900330, 42770429, 85540858, 213852145, 427704290]

約数ペア:

[(1, 427704290), (2, 213852145), (5, 85540858), (10, 42770429), (13, 32900330), (26, 16450165), (65, 6580066), (130, 3290033), (1229, 348010), (2458, 174005), (2677, 159770), (5354, 79885), (6145, 69602), (12290, 34801), (13385, 31954), (15977, 26770)]