17951697

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:158

約数の個数: 36

約数和(自身を含む): 28094976

約数和(自身を除く): 10143279

約数列:

[1, 3, 9, 31, 37, 47, 93, 111, 141, 279, 333, 423, 1147, 1369, 1457, 1739, 3441, 4107, 4371, 5217, 10323, 12321, 13113, 15651, 42439, 53909, 64343, 127317, 161727, 193029, 381951, 485181, 579087, 1994633, 5983899, 17951697]

約数ペア:

[(1, 17951697), (3, 5983899), (9, 1994633), (31, 579087), (37, 485181), (47, 381951), (93, 193029), (111, 161727), (141, 127317), (279, 64343), (333, 53909), (423, 42439), (1147, 15651), (1369, 13113), (1457, 12321), (1739, 10323), (3441, 5217), (4107, 4371)]