320237502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{132439}}^1$

素因数の和:132488

約数の個数: 32

約数和(自身を含む): 711997440

約数和(自身を除く): 391759938

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 132439, 264878, 397317, 794634, 1721707, 3443414, 4105609, 5165121, 8211218, 10330242, 12316827, 24633654, 53372917, 106745834, 160118751, 320237502]

約数ペア:

[(1, 320237502), (2, 160118751), (3, 106745834), (6, 53372917), (13, 24633654), (26, 12316827), (31, 10330242), (39, 8211218), (62, 5165121), (78, 4105609), (93, 3443414), (186, 1721707), (403, 794634), (806, 397317), (1209, 264878), (2418, 132439)]