178968338

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 284256000

約数和(自身を除く): 105287662

約数列:

[1, 2, 29, 58, 79, 139, 158, 278, 281, 562, 2291, 4031, 4582, 8062, 8149, 10981, 16298, 21962, 22199, 39059, 44398, 78118, 318449, 636898, 643771, 1132711, 1287542, 2265422, 3085661, 6171322, 89484169, 178968338]

約数ペア:

[(1, 178968338), (2, 89484169), (29, 6171322), (58, 3085661), (79, 2265422), (139, 1287542), (158, 1132711), (278, 643771), (281, 636898), (562, 318449), (2291, 78118), (4031, 44398), (4582, 39059), (8062, 22199), (8149, 21962), (10981, 16298)]