15872135

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 21461760

約数和(自身を除く): 5589625

約数列:

[1, 5, 17, 29, 47, 85, 137, 145, 235, 493, 685, 799, 1363, 2329, 2465, 3973, 3995, 6439, 6815, 11645, 19865, 23171, 32195, 67541, 109463, 115855, 186731, 337705, 547315, 933655, 3174427, 15872135]

約数ペア:

[(1, 15872135), (5, 3174427), (17, 933655), (29, 547315), (47, 337705), (85, 186731), (137, 115855), (145, 109463), (235, 67541), (493, 32195), (685, 23171), (799, 19865), (1363, 11645), (2329, 6815), (2465, 6439), (3973, 3995)]