399866454

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{74297}}^1$

素因数の和:74341

約数の個数: 48

約数和(自身を含む): 973600992

約数和(自身を除く): 573734538

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 5382, 74297, 148594, 222891, 445782, 668673, 965861, 1337346, 1708831, 1931722, 2897583, 3417662, 5126493, 5795166, 8692749, 10252986, 15379479, 17385498, 22214803, 30758958, 44429606, 66644409, 133288818, 199933227, 399866454]

約数ペア:

[(1, 399866454), (2, 199933227), (3, 133288818), (6, 66644409), (9, 44429606), (13, 30758958), (18, 22214803), (23, 17385498), (26, 15379479), (39, 10252986), (46, 8692749), (69, 5795166), (78, 5126493), (117, 3417662), (138, 2897583), (207, 1931722), (234, 1708831), (299, 1337346), (414, 965861), (598, 668673), (897, 445782), (1794, 222891), (2691, 148594), (5382, 74297)]