15487717

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 19998720

約数和(自身を除く): 4511003

約数列:

[1, 7, 19, 23, 61, 83, 133, 161, 427, 437, 581, 1159, 1403, 1577, 1909, 3059, 5063, 8113, 9821, 11039, 13363, 26657, 35441, 36271, 96197, 116449, 186599, 253897, 673379, 815143, 2212531, 15487717]

約数ペア:

[(1, 15487717), (7, 2212531), (19, 815143), (23, 673379), (61, 253897), (83, 186599), (133, 116449), (161, 96197), (427, 36271), (437, 35441), (581, 26657), (1159, 13363), (1403, 11039), (1577, 9821), (1909, 8113), (3059, 5063)]