191572155

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{74687}}^1$

素因数の和:74720

約数の個数: 32

約数和(自身を含む): 358502400

約数和(自身を除く): 166930245

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 74687, 224061, 373435, 672183, 1120305, 1419053, 2016549, 3360915, 4257159, 7095265, 10082745, 12771477, 21285795, 38314431, 63857385, 191572155]

約数ペア:

[(1, 191572155), (3, 63857385), (5, 38314431), (9, 21285795), (15, 12771477), (19, 10082745), (27, 7095265), (45, 4257159), (57, 3360915), (95, 2016549), (135, 1419053), (171, 1120305), (285, 672183), (513, 373435), (855, 224061), (2565, 74687)]