78140685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3527}}^1$

素因数の和:3753

約数の個数: 32

約数和(自身を含む): 143603712

約数和(自身を除く): 65463027

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 211, 633, 1055, 1477, 3165, 3527, 4431, 7385, 10581, 17635, 22155, 24689, 52905, 74067, 123445, 370335, 744197, 2232591, 3720985, 5209379, 11162955, 15628137, 26046895, 78140685]

約数ペア:

[(1, 78140685), (3, 26046895), (5, 15628137), (7, 11162955), (15, 5209379), (21, 3720985), (35, 2232591), (105, 744197), (211, 370335), (633, 123445), (1055, 74067), (1477, 52905), (3165, 24689), (3527, 22155), (4431, 17635), (7385, 10581)]