1286464144

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{138389}}^1$

素因数の和:138487

約数の個数: 40

約数和(自身を含む): 2882940480

約数和(自身を除く): 1596476336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2324, 4648, 9296, 138389, 276778, 553556, 968723, 1107112, 1937446, 2214224, 3874892, 7749784, 11486287, 15499568, 22972574, 45945148, 80404009, 91890296, 160808018, 183780592, 321616036, 643232072, 1286464144]

約数ペア:

[(1, 1286464144), (2, 643232072), (4, 321616036), (7, 183780592), (8, 160808018), (14, 91890296), (16, 80404009), (28, 45945148), (56, 22972574), (83, 15499568), (112, 11486287), (166, 7749784), (332, 3874892), (581, 2214224), (664, 1937446), (1162, 1107112), (1328, 968723), (2324, 553556), (4648, 276778), (9296, 138389)]