996840355

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 1469104128

約数和(自身を除く): 472263773

約数列:

[1, 5, 7, 23, 35, 71, 107, 115, 161, 163, 355, 497, 535, 749, 805, 815, 1141, 1633, 2461, 2485, 3745, 3749, 5705, 7597, 8165, 11431, 11573, 12305, 17227, 17441, 18745, 26243, 37985, 53179, 57155, 57865, 81011, 86135, 87205, 122087, 131215, 174731, 265895, 266179, 401143, 405055, 610435, 873655, 1223117, 1238311, 1330895, 1863253, 2005715, 2808001, 6115585, 6191555, 8668177, 9316265, 14040005, 28481153, 43340885, 142405765, 199368071, 996840355]

約数ペア:

[(1, 996840355), (5, 199368071), (7, 142405765), (23, 43340885), (35, 28481153), (71, 14040005), (107, 9316265), (115, 8668177), (161, 6191555), (163, 6115585), (355, 2808001), (497, 2005715), (535, 1863253), (749, 1330895), (805, 1238311), (815, 1223117), (1141, 873655), (1633, 610435), (2461, 405055), (2485, 401143), (3745, 266179), (3749, 265895), (5705, 174731), (7597, 131215), (8165, 122087), (11431, 87205), (11573, 86135), (12305, 81011), (17227, 57865), (17441, 57155), (18745, 53179), (26243, 37985)]