131513744

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{22769}}^1$

素因数の和:22815

約数の個数: 30

約数和(自身を含む): 268936470

約数和(自身を除く): 137422726

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 22769, 45538, 91076, 182152, 364304, 432611, 865222, 1730444, 3460888, 6921776, 8219609, 16439218, 32878436, 65756872, 131513744]

約数ペア:

[(1, 131513744), (2, 65756872), (4, 32878436), (8, 16439218), (16, 8219609), (19, 6921776), (38, 3460888), (76, 1730444), (152, 865222), (304, 432611), (361, 364304), (722, 182152), (1444, 91076), (2888, 45538), (5776, 22769)]