28284152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{283}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 59222520

約数和(自身を除く): 30938368

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 283, 403, 566, 806, 961, 1132, 1612, 1922, 2264, 3224, 3679, 3844, 7358, 7688, 8773, 12493, 14716, 17546, 24986, 29432, 35092, 49972, 70184, 99944, 114049, 228098, 271963, 456196, 543926, 912392, 1087852, 2175704, 3535519, 7071038, 14142076, 28284152]

約数ペア:

[(1, 28284152), (2, 14142076), (4, 7071038), (8, 3535519), (13, 2175704), (26, 1087852), (31, 912392), (52, 543926), (62, 456196), (104, 271963), (124, 228098), (248, 114049), (283, 99944), (403, 70184), (566, 49972), (806, 35092), (961, 29432), (1132, 24986), (1612, 17546), (1922, 14716), (2264, 12493), (3224, 8773), (3679, 7688), (3844, 7358)]