15690901385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1\times {\mathrm{6421}}^1$

素因数の和:7361

約数の個数: 32

約数和(自身を含む): 20529849600

約数和(自身を除く): 4838948215

約数列:

[1, 5, 19, 29, 95, 145, 551, 887, 2755, 4435, 6421, 16853, 25723, 32105, 84265, 121999, 128615, 186209, 488737, 609995, 931045, 2443685, 3537971, 5695427, 17689855, 28477135, 108213113, 165167383, 541065565, 825836915, 3138180277, 15690901385]

約数ペア:

[(1, 15690901385), (5, 3138180277), (19, 825836915), (29, 541065565), (95, 165167383), (145, 108213113), (551, 28477135), (887, 17689855), (2755, 5695427), (4435, 3537971), (6421, 2443685), (16853, 931045), (25723, 609995), (32105, 488737), (84265, 186209), (121999, 128615)]