42894848

素因数分解:

$2^9\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:638

約数の個数: 40

約数和(自身を含む): 86341200

約数和(自身を除く): 43446352

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 421, 512, 796, 842, 1592, 1684, 3184, 3368, 6368, 6736, 12736, 13472, 25472, 26944, 50944, 53888, 83779, 101888, 107776, 167558, 215552, 335116, 670232, 1340464, 2680928, 5361856, 10723712, 21447424, 42894848]

約数ペア:

[(1, 42894848), (2, 21447424), (4, 10723712), (8, 5361856), (16, 2680928), (32, 1340464), (64, 670232), (128, 335116), (199, 215552), (256, 167558), (398, 107776), (421, 101888), (512, 83779), (796, 53888), (842, 50944), (1592, 26944), (1684, 25472), (3184, 13472), (3368, 12736), (6368, 6736)]