3221270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 6350400

約数和(自身を除く): 3129130

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 349, 355, 698, 710, 923, 1745, 1846, 3490, 4537, 4615, 9074, 9230, 22685, 24779, 45370, 49558, 123895, 247790, 322127, 644254, 1610635, 3221270]

約数ペア:

[(1, 3221270), (2, 1610635), (5, 644254), (10, 322127), (13, 247790), (26, 123895), (65, 49558), (71, 45370), (130, 24779), (142, 22685), (349, 9230), (355, 9074), (698, 4615), (710, 4537), (923, 3490), (1745, 1846)]