447627878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 720679680

約数和(自身を除く): 273051802

約数列:

[1, 2, 19, 38, 71, 142, 251, 502, 661, 1322, 1349, 2698, 4769, 9538, 12559, 17821, 25118, 35642, 46931, 93862, 165911, 331822, 338599, 677198, 891689, 1783378, 3152309, 6304618, 11779681, 23559362, 223813939, 447627878]

約数ペア:

[(1, 447627878), (2, 223813939), (19, 23559362), (38, 11779681), (71, 6304618), (142, 3152309), (251, 1783378), (502, 891689), (661, 677198), (1322, 338599), (1349, 331822), (2698, 165911), (4769, 93862), (9538, 46931), (12559, 35642), (17821, 25118)]