988312

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:92

約数の個数: 48

約数和(自身を含む): 2174040

約数和(自身を除く): 1185728

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 43, 52, 68, 86, 104, 136, 169, 172, 221, 338, 344, 442, 559, 676, 731, 884, 1118, 1352, 1462, 1768, 2236, 2873, 2924, 4472, 5746, 5848, 7267, 9503, 11492, 14534, 19006, 22984, 29068, 38012, 58136, 76024, 123539, 247078, 494156, 988312]

約数ペア:

[(1, 988312), (2, 494156), (4, 247078), (8, 123539), (13, 76024), (17, 58136), (26, 38012), (34, 29068), (43, 22984), (52, 19006), (68, 14534), (86, 11492), (104, 9503), (136, 7267), (169, 5848), (172, 5746), (221, 4472), (338, 2924), (344, 2873), (442, 2236), (559, 1768), (676, 1462), (731, 1352), (884, 1118)]