285380368

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{196003}}^1$

素因数の和:196031

約数の個数: 40

約数和(自身を含む): 680525888

約数和(自身を除く): 395145520

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 196003, 392006, 784012, 1372021, 1568024, 2548039, 2744042, 3136048, 5096078, 5488084, 10192156, 10976168, 17836273, 20384312, 21952336, 35672546, 40768624, 71345092, 142690184, 285380368]

約数ペア:

[(1, 285380368), (2, 142690184), (4, 71345092), (7, 40768624), (8, 35672546), (13, 21952336), (14, 20384312), (16, 17836273), (26, 10976168), (28, 10192156), (52, 5488084), (56, 5096078), (91, 3136048), (104, 2744042), (112, 2548039), (182, 1568024), (208, 1372021), (364, 784012), (728, 392006), (1456, 196003)]