520070243

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{379}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 661893120

約数和(自身を除く): 141822877

約数列:

[1, 7, 11, 71, 77, 251, 379, 497, 781, 1757, 2653, 2761, 4169, 5467, 17821, 19327, 26909, 29183, 95129, 124747, 188363, 196031, 295999, 665903, 1046419, 1372217, 2071993, 6754159, 7324933, 47279113, 74295749, 520070243]

約数ペア:

[(1, 520070243), (7, 74295749), (11, 47279113), (71, 7324933), (77, 6754159), (251, 2071993), (379, 1372217), (497, 1046419), (781, 665903), (1757, 295999), (2653, 196031), (2761, 188363), (4169, 124747), (5467, 95129), (17821, 29183), (19327, 26909)]