338380016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{24281}}^1$

素因数の和:24369

約数の個数: 40

約数和(自身を含む): 716610384

約数和(自身を除く): 378230368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 24281, 48562, 97124, 194248, 315653, 388496, 631306, 1262612, 1626827, 2525224, 3253654, 5050448, 6507308, 13014616, 21148751, 26029232, 42297502, 84595004, 169190008, 338380016]

約数ペア:

[(1, 338380016), (2, 169190008), (4, 84595004), (8, 42297502), (13, 26029232), (16, 21148751), (26, 13014616), (52, 6507308), (67, 5050448), (104, 3253654), (134, 2525224), (208, 1626827), (268, 1262612), (536, 631306), (871, 388496), (1072, 315653), (1742, 194248), (3484, 97124), (6968, 48562), (13936, 24281)]