39128685

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{307}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 65197440

約数和(自身を除く): 26068755

約数列:

[1, 3, 5, 15, 29, 87, 145, 293, 307, 435, 879, 921, 1465, 1535, 4395, 4605, 8497, 8903, 25491, 26709, 42485, 44515, 89951, 127455, 133545, 269853, 449755, 1349265, 2608579, 7825737, 13042895, 39128685]

約数ペア:

[(1, 39128685), (3, 13042895), (5, 7825737), (15, 2608579), (29, 1349265), (87, 449755), (145, 269853), (293, 133545), (307, 127455), (435, 89951), (879, 44515), (921, 42485), (1465, 26709), (1535, 25491), (4395, 8903), (4605, 8497)]