823304853

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1787}}^1$

素因数の和:1974

約数の個数: 48

約数和(自身を含む): 1392408576

約数和(自身を除く): 569103723

約数列:

[1, 3, 7, 9, 21, 63, 71, 103, 213, 309, 497, 639, 721, 927, 1491, 1787, 2163, 4473, 5361, 6489, 7313, 12509, 16083, 21939, 37527, 51191, 65817, 112581, 126877, 153573, 184061, 380631, 460719, 552183, 888139, 1141893, 1288427, 1656549, 2664417, 3865281, 7993251, 11595843, 13068331, 39204993, 91478317, 117614979, 274434951, 823304853]

約数ペア:

[(1, 823304853), (3, 274434951), (7, 117614979), (9, 91478317), (21, 39204993), (63, 13068331), (71, 11595843), (103, 7993251), (213, 3865281), (309, 2664417), (497, 1656549), (639, 1288427), (721, 1141893), (927, 888139), (1491, 552183), (1787, 460719), (2163, 380631), (4473, 184061), (5361, 153573), (6489, 126877), (7313, 112581), (12509, 65817), (16083, 51191), (21939, 37527)]