521049858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{12405949}}^1$

素因数の和:12405961

約数の個数: 16

約数和(自身を含む): 1190971200

約数和(自身を除く): 669921342

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 12405949, 24811898, 37217847, 74435694, 86841643, 173683286, 260524929, 521049858]

約数ペア:

[(1, 521049858), (2, 260524929), (3, 173683286), (6, 86841643), (7, 74435694), (14, 37217847), (21, 24811898), (42, 12405949)]