15625137

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 23814144

約数和(自身を除く): 8189007

約数列:

[1, 3, 11, 33, 37, 67, 111, 191, 201, 407, 573, 737, 1221, 2101, 2211, 2479, 6303, 7067, 7437, 12797, 21201, 27269, 38391, 77737, 81807, 140767, 233211, 422301, 473489, 1420467, 5208379, 15625137]

約数ペア:

[(1, 15625137), (3, 5208379), (11, 1420467), (33, 473489), (37, 422301), (67, 233211), (111, 140767), (191, 81807), (201, 77737), (407, 38391), (573, 27269), (737, 21201), (1221, 12797), (2101, 7437), (2211, 7067), (2479, 6303)]