17882109

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 32864832

約数和(自身を除く): 14982723

約数列:

[1, 3, 7, 9, 21, 23, 41, 43, 49, 63, 69, 123, 129, 147, 161, 207, 287, 301, 369, 387, 441, 483, 861, 903, 943, 989, 1127, 1449, 1763, 2009, 2107, 2583, 2709, 2829, 2967, 3381, 5289, 6027, 6321, 6601, 6923, 8487, 8901, 10143, 12341, 15867, 18081, 18963, 19803, 20769, 37023, 40549, 46207, 48461, 59409, 62307, 86387, 111069, 121647, 138621, 145383, 259161, 283843, 364941, 415863, 436149, 777483, 851529, 1986901, 2554587, 5960703, 17882109]

約数ペア:

[(1, 17882109), (3, 5960703), (7, 2554587), (9, 1986901), (21, 851529), (23, 777483), (41, 436149), (43, 415863), (49, 364941), (63, 283843), (69, 259161), (123, 145383), (129, 138621), (147, 121647), (161, 111069), (207, 86387), (287, 62307), (301, 59409), (369, 48461), (387, 46207), (441, 40549), (483, 37023), (861, 20769), (903, 19803), (943, 18963), (989, 18081), (1127, 15867), (1449, 12341), (1763, 10143), (2009, 8901), (2107, 8487), (2583, 6923), (2709, 6601), (2829, 6321), (2967, 6027), (3381, 5289)]