998062996

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{20357}}^1$

素因数の和:20488

約数の個数: 48

約数和(自身を含む): 2134169856

約数和(自身を除く): 1136106860

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 103, 119, 206, 238, 412, 476, 721, 1442, 1751, 2884, 3502, 7004, 12257, 20357, 24514, 40714, 49028, 81428, 142499, 284998, 346069, 569996, 692138, 1384276, 2096771, 2422483, 4193542, 4844966, 8387084, 9689932, 14677397, 29354794, 35645107, 58709588, 71290214, 142580428, 249515749, 499031498, 998062996]

約数ペア:

[(1, 998062996), (2, 499031498), (4, 249515749), (7, 142580428), (14, 71290214), (17, 58709588), (28, 35645107), (34, 29354794), (68, 14677397), (103, 9689932), (119, 8387084), (206, 4844966), (238, 4193542), (412, 2422483), (476, 2096771), (721, 1384276), (1442, 692138), (1751, 569996), (2884, 346069), (3502, 284998), (7004, 142499), (12257, 81428), (20357, 49028), (24514, 40714)]