15407651

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 19845120

約数和(自身を除く): 4437469

約数列:

[1, 7, 19, 31, 37, 101, 133, 217, 259, 589, 703, 707, 1147, 1919, 3131, 3737, 4123, 4921, 8029, 13433, 21793, 21917, 26159, 59489, 71003, 115847, 152551, 416423, 497021, 810929, 2201093, 15407651]

約数ペア:

[(1, 15407651), (7, 2201093), (19, 810929), (31, 497021), (37, 416423), (101, 152551), (133, 115847), (217, 71003), (259, 59489), (589, 26159), (703, 21917), (707, 21793), (1147, 13433), (1919, 8029), (3131, 4921), (3737, 4123)]