291145664

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{239429}}^1$

素因数の和:239460

約数の個数: 28

約数和(自身を含む): 608152200

約数和(自身を除く): 317006536

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 239429, 478858, 957716, 1915432, 3830864, 4549151, 7661728, 9098302, 15323456, 18196604, 36393208, 72786416, 145572832, 291145664]

約数ペア:

[(1, 291145664), (2, 145572832), (4, 72786416), (8, 36393208), (16, 18196604), (19, 15323456), (32, 9098302), (38, 7661728), (64, 4549151), (76, 3830864), (152, 1915432), (304, 957716), (608, 478858), (1216, 239429)]