131116544

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19699}}^1$

素因数の和:19730

約数の個数: 40

約数和(自身を含む): 282143400

約数和(自身を除く): 151026856

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 19699, 39398, 78796, 157592, 256087, 315184, 512174, 630368, 1024348, 1260736, 2048696, 2521472, 4097392, 5042944, 8194784, 10085888, 16389568, 32779136, 65558272, 131116544]

約数ペア:

[(1, 131116544), (2, 65558272), (4, 32779136), (8, 16389568), (13, 10085888), (16, 8194784), (26, 5042944), (32, 4097392), (52, 2521472), (64, 2048696), (104, 1260736), (128, 1024348), (208, 630368), (256, 512174), (416, 315184), (512, 256087), (832, 157592), (1664, 78796), (3328, 39398), (6656, 19699)]