71400645

素因数分解:

$3^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1801}}^1$

素因数の和:2693

約数の個数: 24

約数和(自身を含む): 123970392

約数和(自身を除く): 52569747

約数列:

[1, 3, 5, 9, 15, 45, 881, 1801, 2643, 4405, 5403, 7929, 9005, 13215, 16209, 27015, 39645, 81045, 1586681, 4760043, 7933405, 14280129, 23800215, 71400645]

約数ペア:

[(1, 71400645), (3, 23800215), (5, 14280129), (9, 7933405), (15, 4760043), (45, 1586681), (881, 81045), (1801, 39645), (2643, 27015), (4405, 16209), (5403, 13215), (7929, 9005)]