16667728

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 40997376

約数和(自身を除く): 24329648

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 83, 88, 112, 154, 163, 166, 176, 308, 326, 332, 581, 616, 652, 664, 913, 1141, 1162, 1232, 1304, 1328, 1793, 1826, 2282, 2324, 2608, 3586, 3652, 4564, 4648, 6391, 7172, 7304, 9128, 9296, 12551, 12782, 13529, 14344, 14608, 18256, 25102, 25564, 27058, 28688, 50204, 51128, 54116, 94703, 100408, 102256, 108232, 148819, 189406, 200816, 216464, 297638, 378812, 595276, 757624, 1041733, 1190552, 1515248, 2083466, 2381104, 4166932, 8333864, 16667728]

約数ペア:

[(1, 16667728), (2, 8333864), (4, 4166932), (7, 2381104), (8, 2083466), (11, 1515248), (14, 1190552), (16, 1041733), (22, 757624), (28, 595276), (44, 378812), (56, 297638), (77, 216464), (83, 200816), (88, 189406), (112, 148819), (154, 108232), (163, 102256), (166, 100408), (176, 94703), (308, 54116), (326, 51128), (332, 50204), (581, 28688), (616, 27058), (652, 25564), (664, 25102), (913, 18256), (1141, 14608), (1162, 14344), (1232, 13529), (1304, 12782), (1328, 12551), (1793, 9296), (1826, 9128), (2282, 7304), (2324, 7172), (2608, 6391), (3586, 4648), (3652, 4564)]