257509056

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{191599}}^1$

素因数の和:191621

約数の個数: 56

約数和(自身を含む): 778662400

約数和(自身を除く): 521153344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 191599, 383198, 574797, 766396, 1149594, 1341193, 1532792, 2299188, 2682386, 3065584, 4023579, 4598376, 5364772, 6131168, 8047158, 9196752, 10729544, 12262336, 16094316, 18393504, 21459088, 32188632, 36787008, 42918176, 64377264, 85836352, 128754528, 257509056]

約数ペア:

[(1, 257509056), (2, 128754528), (3, 85836352), (4, 64377264), (6, 42918176), (7, 36787008), (8, 32188632), (12, 21459088), (14, 18393504), (16, 16094316), (21, 12262336), (24, 10729544), (28, 9196752), (32, 8047158), (42, 6131168), (48, 5364772), (56, 4598376), (64, 4023579), (84, 3065584), (96, 2682386), (112, 2299188), (168, 1532792), (192, 1341193), (224, 1149594), (336, 766396), (448, 574797), (672, 383198), (1344, 191599)]