71942715

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40993}}^1$

素因数の和:41020

約数の個数: 32

約数和(自身を含む): 137739840

約数和(自身を除く): 65797125

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 40993, 122979, 204965, 368937, 532909, 614895, 1106811, 1598727, 1844685, 2664545, 4796181, 5534055, 7993635, 14388543, 23980905, 71942715]

約数ペア:

[(1, 71942715), (3, 23980905), (5, 14388543), (9, 7993635), (13, 5534055), (15, 4796181), (27, 2664545), (39, 1844685), (45, 1598727), (65, 1106811), (117, 614895), (135, 532909), (195, 368937), (351, 204965), (585, 122979), (1755, 40993)]