858879970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{508213}}^1$

素因数の和:508246

約数の個数: 24

約数和(自身を含む): 1674056916

約数和(自身を除く): 815176946

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 508213, 1016426, 2541065, 5082130, 6606769, 13213538, 33033845, 66067690, 85887997, 171775994, 429439985, 858879970]

約数ペア:

[(1, 858879970), (2, 429439985), (5, 171775994), (10, 85887997), (13, 66067690), (26, 33033845), (65, 13213538), (130, 6606769), (169, 5082130), (338, 2541065), (845, 1016426), (1690, 508213)]