281636694

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{220373}}^1$

素因数の和:220452

約数の個数: 24

約数和(自身を含む): 618810192

約数和(自身を除く): 337173498

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 220373, 440746, 661119, 1322238, 1983357, 3966714, 15646483, 31292966, 46939449, 93878898, 140818347, 281636694]

約数ペア:

[(1, 281636694), (2, 140818347), (3, 93878898), (6, 46939449), (9, 31292966), (18, 15646483), (71, 3966714), (142, 1983357), (213, 1322238), (426, 661119), (639, 440746), (1278, 220373)]