201239319

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 290525184

約数和(自身を除く): 89285865

約数列:

[1, 3, 17, 51, 73, 191, 219, 283, 573, 849, 1241, 3247, 3723, 4811, 9741, 13943, 14433, 20659, 41829, 54053, 61977, 162159, 237031, 351203, 711093, 918901, 1053609, 2756703, 3945869, 11837607, 67079773, 201239319]

約数ペア:

[(1, 201239319), (3, 67079773), (17, 11837607), (51, 3945869), (73, 2756703), (191, 1053609), (219, 918901), (283, 711093), (573, 351203), (849, 237031), (1241, 162159), (3247, 61977), (3723, 54053), (4811, 41829), (9741, 20659), (13943, 14433)]