258848236486

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{51216509}}^1$

素因数の和:51216556

約数の個数: 24

約数和(自身を含む): 468323767440

約数和(自身を除く): 209475530954

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 5054, 51216509, 102433018, 358515563, 717031126, 973113671, 1946227342, 6811795697, 13623591394, 18489159749, 36978319498, 129424118243, 258848236486]

約数ペア:

[(1, 258848236486), (2, 129424118243), (7, 36978319498), (14, 18489159749), (19, 13623591394), (38, 6811795697), (133, 1946227342), (266, 973113671), (361, 717031126), (722, 358515563), (2527, 102433018), (5054, 51216509)]